{
  "schema_version": 1,
  "count": 114,
  "facets": {
    "regions": [
      "global",
      "uk",
      "us"
    ],
    "tiers": [
      "AGGREGATE-ONLY",
      "BULK-DOWNLOAD",
      "OPEN-API",
      "RESTRICTED"
    ],
    "methods": [
      "bulk-download",
      "ckan",
      "odata",
      "query-tool",
      "rest-api",
      "scrape",
      "sdmx",
      "socrata"
    ],
    "auth": [
      "app-token",
      "free-key",
      "none",
      "registration"
    ],
    "topics": [
      "800k-series",
      "access",
      "adolescent-health",
      "adverse-events",
      "ahrf",
      "air-quality",
      "ambulatory-care",
      "americas-indicators",
      "amr",
      "antimicrobial-resistance",
      "asthma",
      "behaviors",
      "biomarkers",
      "biomedical-datasets",
      "cancer",
      "cancer-incidence",
      "cause-of-death",
      "cause-of-death-estimates",
      "causes-of-death",
      "census-health",
      "chemical-exposure",
      "child-health",
      "child-mortality",
      "chip",
      "chronic-disease",
      "citations",
      "city-health-measures",
      "civil-registration",
      "claims",
      "clinical-care",
      "clinical-trials",
      "cohort",
      "commercial",
      "conflicts-of-interest",
      "cost-reports",
      "covid",
      "cpi",
      "crosswalks",
      "dalys",
      "dashboards",
      "deaths",
      "demography",
      "dental",
      "determinants",
      "devices",
      "dietary-intake",
      "disability",
      "discharges",
      "disease-burden",
      "drinking-water",
      "drug-labels",
      "drug-terminology",
      "drug-utilization",
      "economics",
      "ehis",
      "ehr-linkage",
      "emergency",
      "employment",
      "enforcement",
      "enrollment",
      "environment",
      "environmental-exposure",
      "epidemiology-datasets",
      "eu-datasets",
      "exam",
      "expenditures",
      "facilities",
      "faers",
      "fertility",
      "flu-vaccination-hcp",
      "food-access",
      "food-balance",
      "food-composition",
      "food-insecurity",
      "food-security",
      "forecasting",
      "full-text",
      "funding",
      "gdp",
      "general-repository",
      "genetics",
      "genomics",
      "grants",
      "gwas",
      "hai",
      "harmonized-indicators",
      "harmonized-microdata",
      "health",
      "health-centers",
      "health-economics",
      "health-expenditure",
      "health-expenditures-by-state",
      "health-modules",
      "health-status",
      "health-systems",
      "healthcare-markets",
      "healthcare-resources",
      "heat",
      "hhs-data-policy",
      "historical-infectious-disease",
      "hiv",
      "hospital-episodes",
      "hospital-quality",
      "hospitalization",
      "hospitals",
      "household-surveys",
      "housing",
      "hpsa-shortage-areas",
      "hrr",
      "humanitarian-health",
      "icd",
      "imaging",
      "immunization",
      "immunization-coverage",
      "incidence",
      "income",
      "indicators",
      "industry-payments",
      "infectious-disease",
      "influenza",
      "injury",
      "inpatient",
      "insurance",
      "insurance-coverage",
      "interventions",
      "journalism-datasets",
      "life-expectancy",
      "life-tables",
      "literature",
      "lmic-surveys",
      "long-term-care",
      "lsms",
      "macro-indicators",
      "maude",
      "medicaid",
      "medicaid-policy",
      "medicare",
      "medicare-derivatives",
      "medicare-variation",
      "mental-health",
      "meps",
      "meta-catalog",
      "metro-nonmetro",
      "migration",
      "mortality",
      "mortality-derivatives",
      "nadac-drug-pricing",
      "natality",
      "national-objectives",
      "ndc-mapping",
      "nhis",
      "nndss",
      "npi",
      "nsch-survey",
      "nursing-homes",
      "nutrition",
      "occupational-health",
      "occupational-injury",
      "outbreaks",
      "outcomes",
      "overdose",
      "part-d",
      "pathogen-genomics",
      "payments",
      "personal-income",
      "pharma",
      "phenotype",
      "phylogenetics",
      "physician-visits",
      "population",
      "poverty",
      "preprints",
      "prescribers",
      "prescribing",
      "prescribing-analytics",
      "prevalence",
      "preventive-services",
      "providers",
      "provisional-deaths",
      "public-health-microdata",
      "publication-datasets",
      "quality-indicators",
      "radiation",
      "radiation-workers",
      "readmissions",
      "recalls",
      "research-graph",
      "research-landscape",
      "research-repositories",
      "resources",
      "results",
      "risk-factors",
      "rsv",
      "rural-health",
      "scorecards",
      "sdg",
      "sdoh",
      "ses",
      "small-area-estimates",
      "social-science",
      "special-needs",
      "standards",
      "star-ratings",
      "state-health-performance",
      "state-indicators",
      "state-rankings",
      "study-metadata",
      "substance-use",
      "surveillance",
      "surveillance-1888-2013",
      "survey",
      "survival",
      "targets",
      "terminology",
      "toxicology",
      "toxics",
      "traffic-fatalities",
      "treatment",
      "tri",
      "tuberculosis",
      "unemployment",
      "utilization",
      "vaccination",
      "vaccine-adverse-events",
      "vaers",
      "violence",
      "viral-genomics",
      "vpd-surveillance",
      "wages",
      "wash",
      "waste",
      "water",
      "workforce",
      "workplace-injury"
    ]
  },
  "sources": [
    {
      "id": "ahrq-sdoh",
      "name": "AHRQ SDOH Database & Data Tools",
      "owner": "AHRQ",
      "region": "us",
      "urls": {
        "home": "https://www.ahrq.gov/sdoh/data-analytics/sdoh-data.html",
        "docs": "https://datatools.ahrq.gov"
      },
      "topics": [
        "sdoh",
        "quality-indicators"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "tract",
      "cadence": "annual",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "americas-health-rankings",
      "name": "America's Health Rankings",
      "owner": "United Health Foundation",
      "region": "us",
      "urls": {
        "home": "https://www.americashealthrankings.org"
      },
      "topics": [
        "state-rankings",
        "outcomes",
        "determinants"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "state",
      "cadence": "annual",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "atsdr",
      "name": "ATSDR Toxic Substances Portal",
      "owner": "CDC / ATSDR",
      "region": "us",
      "urls": {
        "home": "https://www.atsdr.cdc.gov"
      },
      "topics": [
        "toxicology",
        "chemical-exposure"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "quirks": "ToxProfiles/MRLs reference data; pairs with EPA Envirofacts for exposure studies.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "bea",
      "name": "Bureau of Economic Analysis",
      "owner": "US DOC",
      "region": "us",
      "urls": {
        "home": "https://www.bea.gov",
        "api": "https://apps.bea.gov/api/"
      },
      "topics": [
        "gdp",
        "personal-income",
        "health-expenditures-by-state"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "county",
      "cadence": "quarterly",
      "quirks": "Free key. Regional personal income/GDP by county — denominators & covariates for ecological studies; health care satellite account.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "bls",
      "name": "Bureau of Labor Statistics",
      "owner": "US DOL",
      "region": "us",
      "urls": {
        "home": "https://www.bls.gov",
        "api": "https://api.bls.gov/publicAPI/v2/timeseries/data/"
      },
      "topics": [
        "employment",
        "wages",
        "cpi",
        "occupational-injury"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "msa",
      "cadence": "monthly",
      "quirks": "v2 API: free key → 500 queries/day, 20-yr series. Occupational injuries (CFOI/SOII) = health-relevant. Medical CPI for cost deflation.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "brfss",
      "name": "BRFSS",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/brfss/",
        "docs": "https://www.cdc.gov/brfss/annual_data/"
      },
      "topics": [
        "behaviors",
        "chronic-disease",
        "preventive-services",
        "survey"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "state",
      "cadence": "annual",
      "freshness_check": "annual data page for new cycle",
      "quirks": "SAS XPT microdata; survey weights required (_LLCPWT etc.); aggregates also on Socrata.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cdc-ephtn",
      "name": "CDC Environmental Public Health Tracking",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://ephtracking.cdc.gov",
        "docs": "https://ephtracking.cdc.gov/apihelp"
      },
      "topics": [
        "environment",
        "air-quality",
        "heat",
        "asthma",
        "water"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "county",
      "cadence": "irregular",
      "cadence_detail": "varies",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cdc-nhsn",
      "name": "CDC NHSN (healthcare-associated infections)",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/nhsn/datastat/index.html"
      },
      "topics": [
        "hai",
        "antimicrobial-resistance",
        "flu-vaccination-hcp"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "state",
      "cadence": "annual",
      "quirks": "Facility-level HAI data publicly available through CMS Care Compare datasets.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cdc-places",
      "name": "CDC PLACES",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/places/",
        "api": "https://data.cdc.gov/resource/cwsq-ngmh.json"
      },
      "topics": [
        "chronic-disease",
        "behaviors",
        "sdoh",
        "disability",
        "small-area-estimates"
      ],
      "access": {
        "method": "socrata",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "tract",
      "cadence": "annual",
      "freshness_check": "Socrata metadata",
      "quirks": "Model-based estimates — not direct measurements; caveat in methods.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cdc-wisqars",
      "name": "CDC WISQARS (injury statistics)",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/injury/wisqars/index.html"
      },
      "topics": [
        "injury",
        "violence",
        "mortality"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "state",
      "cadence": "annual",
      "quirks": "Query tool + some data on data.cdc.gov; WISQARS API exists for select modules — verify.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cdc-wonder",
      "name": "CDC WONDER",
      "owner": "CDC / NCHS",
      "region": "us",
      "urls": {
        "home": "https://wonder.cdc.gov",
        "docs": "https://wonder.cdc.gov/wonder/help/wonder-api.html",
        "api": "https://wonder.cdc.gov/controller/datarequest/"
      },
      "topics": [
        "mortality",
        "natality",
        "cancer",
        "vaers",
        "population"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "national-state",
      "cadence": "annual",
      "freshness_check": "metadata request; compare data vintage string",
      "quirks": "XML POST only; must send accept_datause_restrictions=true. API BLOCKS\ngeographic subsetting (state/county) — sub-national needs NVSS files or\ndata.cdc.gov provisional series. Cells <10 deaths suppressed.\n",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cedr",
      "name": "CEDR (DOE worker epidemiology)",
      "owner": "US DOE / ORAU",
      "region": "us",
      "urls": {
        "home": "https://oriseapps.orau.gov/cedr/"
      },
      "topics": [
        "occupational-health",
        "radiation-workers"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "registration",
        "tier": "BULK-DOWNLOAD"
      },
      "quirks": "76+ studies, 1M+ DOE workers; free registration.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "census-econ",
      "name": "Census economic & social surveys (CPS, AHS, Household Pulse, SAIPE)",
      "owner": "US Census Bureau",
      "region": "us",
      "urls": {
        "home": "https://www.census.gov",
        "api": "https://api.census.gov/data/"
      },
      "topics": [
        "poverty",
        "employment",
        "housing",
        "food-insecurity"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "county",
      "cadence": "monthly",
      "cadence_detail": "monthly-annual",
      "quirks": "Same Census API as SAHIE. CPS (insurance/employment), SAIPE poverty, Household Pulse (health items incl. mental health, telework), AHS housing quality. Microdata via data.census.gov/mdat or IPUMS.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "census-sahie",
      "name": "Census SAHIE / ACS health insurance",
      "owner": "US Census Bureau",
      "region": "us",
      "urls": {
        "home": "https://www.census.gov/programs-surveys/sahie.html",
        "api": "https://api.census.gov/data/timeseries/healthins/sahie"
      },
      "topics": [
        "insurance-coverage",
        "disability"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "county",
      "cadence": "annual",
      "quirks": "Keyless <500 calls/day.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "childhealthdata",
      "name": "Data Resource Center for Child & Adolescent Health (NSCH)",
      "owner": "CAHMI / HRSA",
      "region": "us",
      "urls": {
        "home": "https://www.childhealthdata.org"
      },
      "topics": [
        "child-health",
        "special-needs",
        "nsch-survey"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "state",
      "cadence": "annual",
      "quirks": "NSCH microdata also on Census site (BULK); interactive query tool for aggregates.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "city-health-dashboard",
      "name": "City Health Dashboard",
      "owner": "NYU Langone",
      "region": "us",
      "urls": {
        "home": "https://www.cityhealthdashboard.com"
      },
      "topics": [
        "city-health-measures",
        "sdoh"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "tract",
      "cadence": "annual",
      "quirks": "~40 measures, 500+ largest US cities; CSV downloads after free registration.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "clinicaltrials-v2",
      "name": "ClinicalTrials.gov API v2",
      "owner": "NIH / NLM",
      "region": "global",
      "urls": {
        "home": "https://clinicaltrials.gov/",
        "docs": "https://clinicaltrials.gov/data-api/api",
        "api": "https://clinicaltrials.gov/api/v2/studies"
      },
      "topics": [
        "clinical-trials",
        "interventions",
        "results"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "site",
      "cadence": "daily",
      "quirks": "Classic API retired 2024 — v2 only. Essie query syntax. Full bulk zip available.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cms-provider-data",
      "name": "CMS Provider Data Catalog (Care Compare)",
      "owner": "CMS",
      "region": "us",
      "urls": {
        "home": "https://data.cms.gov/provider-data/",
        "api": "https://data.cms.gov/provider-data/api/1/"
      },
      "topics": [
        "hospital-quality",
        "nursing-homes",
        "readmissions",
        "star-ratings",
        "hai"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "facility",
      "cadence": "quarterly",
      "quirks": "DKAN-style; datastore SQL queries supported.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "cmu-r-data-guide",
      "name": "CMU Library data guide (meta-catalog)",
      "owner": "Carnegie Mellon University Libraries",
      "region": "us",
      "urls": {
        "home": "https://guides.library.cmu.edu/using-R/data"
      },
      "topics": [
        "meta-catalog",
        "economics",
        "health"
      ],
      "access": {
        "method": "scrape",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "quirks": "Curated academic list mixing health + economic sources; periodic diff target. Some entries CMU-proxy-only (ICPSR via OCLC, OECD iLibrary) — use direct public equivalents.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "commonwealth-fund",
      "name": "Commonwealth Fund Health System Data Center",
      "owner": "Commonwealth Fund",
      "region": "us",
      "urls": {
        "home": "https://www.commonwealthfund.org/datacenter"
      },
      "topics": [
        "state-health-performance",
        "scorecards"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "state",
      "cadence": "annual",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "county-health-rankings",
      "name": "County Health Rankings & Roadmaps",
      "owner": "UWPHI / RWJF",
      "region": "us",
      "urls": {
        "home": "https://www.countyhealthrankings.org"
      },
      "topics": [
        "outcomes",
        "behaviors",
        "clinical-care",
        "ses",
        "environment"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "county",
      "cadence": "annual",
      "quirks": "Annual analytic CSV/XLSX; no API. Good for ecological studies.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "dartmouth-atlas",
      "name": "Dartmouth Atlas of Health Care",
      "owner": "Dartmouth",
      "region": "us",
      "urls": {
        "home": "https://www.dartmouthatlas.org"
      },
      "topics": [
        "medicare-variation",
        "healthcare-markets",
        "hrr"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "hrr-hsa",
      "cadence": "irregular",
      "quirks": "Downloadable CSVs by hospital referral region; classic geographic-variation resource.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "dartmouth-commercial-note",
      "name": "Commercial/fee sources noted for feasibility answers",
      "owner": "various",
      "region": "us",
      "urls": {
        "home": "https://www.merative.com/real-world-evidence"
      },
      "topics": [
        "claims",
        "commercial"
      ],
      "access": {
        "method": "query-tool",
        "auth": "registration",
        "tier": "RESTRICTED"
      },
      "quirks": "MarketScan (Merative, ex-Truven), AHA Annual Survey (ahadata.com), Medicare RIFs via ResDAC — all fee + agreement. Knowledge-only.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": false
    },
    {
      "id": "dartmouth-guide",
      "name": "Dartmouth Libraries US health data guide (meta-catalog)",
      "owner": "Dartmouth Libraries",
      "region": "us",
      "urls": {
        "home": "https://researchguides.dartmouth.edu/c.php?g=517073&p=6289098"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "scrape",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "quirks": "Strong on spending/utilization/quality sources (Dartmouth Atlas, CMS geographic variation, HCUPnet). Periodic diff target.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "data-cdc-gov",
      "name": "data.cdc.gov (Socrata)",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://data.cdc.gov",
        "docs": "https://dev.socrata.com",
        "api": "https://data.cdc.gov/resource/{id}.json"
      },
      "topics": [
        "chronic-disease",
        "overdose",
        "provisional-deaths",
        "immunization",
        "surveillance",
        "injury",
        "nndss"
      ],
      "access": {
        "method": "socrata",
        "auth": "app-token",
        "tier": "OPEN-API"
      },
      "granularity": "county",
      "cadence": "per-dataset",
      "freshness_check": "Socrata metadata rowsUpdatedAt per dataset",
      "quirks": "~1500 datasets; app token recommended for pipelines. 2025 HHS data-removal\nepisode: some datasets pulled/altered then partially restored — verify\npresence at runtime; archived snapshots at archive.org / Data Rescue Project.\n",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "data-cms-gov",
      "name": "data.cms.gov API",
      "owner": "CMS",
      "region": "us",
      "urls": {
        "home": "https://data.cms.gov",
        "docs": "https://data.cms.gov/api-docs",
        "api": "https://data.cms.gov/data-api/v1/dataset/{uuid}/data"
      },
      "topics": [
        "medicare",
        "utilization",
        "payments",
        "part-d",
        "enrollment",
        "cost-reports"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "provider",
      "cadence": "annual",
      "freshness_check": "dataset metadata endpoint",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "data-gov-health",
      "name": "Data.gov health group (meta-catalog)",
      "owner": "GSA",
      "region": "us",
      "urls": {
        "home": "https://catalog.data.gov/dataset?groups=health",
        "api": "https://catalog.data.gov/api/3/action/package_search"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "ckan",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "cadence": "continuous",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "data-medicaid-gov",
      "name": "data.medicaid.gov",
      "owner": "CMS",
      "region": "us",
      "urls": {
        "home": "https://data.medicaid.gov"
      },
      "topics": [
        "medicaid",
        "chip",
        "nadac-drug-pricing",
        "drug-utilization"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "state",
      "cadence": "weekly",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "dbgap",
      "name": "dbGaP (Genotypes and Phenotypes)",
      "owner": "NIH / NCBI",
      "region": "us",
      "urls": {
        "home": "https://www.ncbi.nlm.nih.gov/gap"
      },
      "topics": [
        "genomics",
        "phenotype",
        "study-metadata"
      ],
      "access": {
        "method": "rest-api",
        "auth": "registration",
        "tier": "RESTRICTED"
      },
      "quirks": "Study metadata open (Entrez API); individual-level data = controlled access application. Knowledge-only for microdata.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": false
    },
    {
      "id": "dhs-program",
      "name": "DHS Program (Demographic & Health Surveys)",
      "owner": "ICF",
      "region": "global",
      "urls": {
        "home": "https://dhsprogram.com",
        "api": "https://api.dhsprogram.com/rest/dhs/"
      },
      "topics": [
        "fertility",
        "mortality",
        "nutrition",
        "hiv",
        "lmic-surveys"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "subnational-region",
      "cadence": "static",
      "cadence_detail": "frozen",
      "quirks": "PROGRAM PAUSED since early 2025 (USAID closure) — no new surveys; API reported flaky. Data-rescue mirror: openICPSR project 220041. Microdata = registration + approval (RESTRICTED). IPUMS DHS is a fallback.",
      "aliases": [],
      "status": "degraded",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "dryad",
      "name": "Dryad",
      "owner": "Dryad",
      "region": "global",
      "urls": {
        "home": "https://datadryad.org",
        "api": "https://datadryad.org/api/v2/"
      },
      "topics": [
        "general-repository",
        "publication-datasets"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "quirks": "CC0 licensing — clean for reuse.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "duke-ctsi-catalog",
      "name": "Duke CTSI population health datasets list (meta-catalog)",
      "owner": "Duke CTSI",
      "region": "us",
      "urls": {
        "home": "https://ctsi.duke.edu/research-support/discoverdataduke/population-health-datasets-and-resources"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "scrape",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "quirks": "Curated academic catalog — good periodic diff target for discovering sources; several links stale (pre-2020 URLs).",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "ecdc",
      "name": "ECDC Surveillance Atlas + open CSVs",
      "owner": "ECDC (EU)",
      "region": "global",
      "urls": {
        "home": "https://atlas.ecdc.europa.eu/public/index.aspx",
        "docs": "https://www.ecdc.europa.eu/en/publications-data"
      },
      "topics": [
        "infectious-disease",
        "amr",
        "surveillance"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "country",
      "cadence": "annual",
      "quirks": "Atlas exports CSV; separate published open CSV datasets (COVID, AMR) are BULK-DOWNLOAD.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "epa-air",
      "name": "EPA AQS / AirNow / ECHO",
      "owner": "EPA",
      "region": "us",
      "urls": {
        "home": "https://www.epa.gov/aqs",
        "docs": "https://aqs.epa.gov/aqsweb/documents/data_api.html"
      },
      "topics": [
        "air-quality",
        "drinking-water",
        "enforcement"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "monitor",
      "cadence": "hourly",
      "cadence_detail": "hourly-annual",
      "quirks": "AQS + AirNow need free keys; ECHO open. EJScreen removed from epa.gov 2025 — use mirrors (PEDP/Harvard).",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "epa-envirofacts",
      "name": "EPA Envirofacts Data Warehouse",
      "owner": "EPA",
      "region": "us",
      "urls": {
        "home": "https://www.epa.gov/enviro/",
        "api": "https://data.epa.gov/efservice/"
      },
      "topics": [
        "toxics",
        "waste",
        "water",
        "radiation",
        "tri"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "facility",
      "cadence": "irregular",
      "cadence_detail": "varies",
      "quirks": "efservice REST API: table-name URL queries, JSON/CSV output; covers TRI, SDWIS, RCRA and more.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "eu-ctr-ctis",
      "name": "EU Clinical Trials Register / CTIS",
      "owner": "EMA",
      "region": "global",
      "urls": {
        "home": "https://www.clinicaltrialsregister.eu",
        "docs": "https://euclinicaltrials.eu"
      },
      "topics": [
        "clinical-trials"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "cadence": "continuous",
      "quirks": "No official REST API; per-query downloads; CTIS covers post-2022 trials.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "eu-open-data",
      "name": "data.europa.eu (EU Open Data Portal)",
      "owner": "European Commission",
      "region": "global",
      "urls": {
        "home": "https://data.europa.eu",
        "api": "https://data.europa.eu/api/hub/search/"
      },
      "topics": [
        "meta-catalog",
        "eu-datasets"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "quirks": "Meta-catalog harvesting EU institutions + member states — add to updater poll list for EU health-adjacent data.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "europe-pmc",
      "name": "Europe PMC",
      "owner": "EMBL-EBI",
      "region": "global",
      "urls": {
        "home": "https://europepmc.org",
        "api": "https://www.ebi.ac.uk/europepmc/webservices/rest/"
      },
      "topics": [
        "literature",
        "full-text",
        "preprints"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "cadence": "daily",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "eurostat-health",
      "name": "Eurostat health statistics",
      "owner": "European Commission",
      "region": "global",
      "urls": {
        "home": "https://ec.europa.eu/eurostat/web/health",
        "api": "https://ec.europa.eu/eurostat/api/dissemination/statistics/1.0/data/"
      },
      "topics": [
        "causes-of-death",
        "healthcare-resources",
        "ehis"
      ],
      "access": {
        "method": "sdmx",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "nuts2",
      "cadence": "continuous",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "fairsharing",
      "name": "FAIRsharing (meta-catalog)",
      "owner": "University of Oxford",
      "region": "global",
      "urls": {
        "home": "https://fairsharing.org"
      },
      "topics": [
        "meta-catalog",
        "standards"
      ],
      "access": {
        "method": "rest-api",
        "auth": "registration",
        "tier": "OPEN-API"
      },
      "quirks": "API needs JWT after free registration.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "faostat",
      "name": "FAOSTAT",
      "owner": "FAO",
      "region": "global",
      "urls": {
        "home": "https://www.fao.org/faostat",
        "api": "https://faostatservices.fao.org/api/v1/en/"
      },
      "topics": [
        "food-security",
        "nutrition",
        "food-balance"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "country",
      "cadence": "annual",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "figshare",
      "name": "Figshare",
      "owner": "Digital Science",
      "region": "global",
      "urls": {
        "home": "https://figshare.com",
        "api": "https://api.figshare.com/v2/articles"
      },
      "topics": [
        "general-repository"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "finngen",
      "name": "FinnGen summary statistics",
      "owner": "University of Helsinki + partners",
      "region": "global",
      "urls": {
        "home": "https://www.finngen.fi/en",
        "docs": "https://r12.finngen.fi"
      },
      "topics": [
        "gwas",
        "genetics"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "cadence": "annual",
      "quirks": "Summary stats free (accept terms, GCS bucket); individual-level RESTRICTED.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "flusight-hub",
      "name": "CDC FluSight forecast hub",
      "owner": "CDC + consortium",
      "region": "us",
      "urls": {
        "home": "https://github.com/cdcepi/FluSight-forecast-hub"
      },
      "topics": [
        "forecasting",
        "influenza"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "state",
      "cadence": "weekly",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "fluview",
      "name": "FluView / NREVSS / RESP-NET",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://gis.cdc.gov/grasp/fluview/fluportaldashboard.html"
      },
      "topics": [
        "influenza",
        "rsv",
        "covid",
        "surveillance"
      ],
      "access": {
        "method": "socrata",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "state",
      "cadence": "weekly",
      "quirks": "GRASP JSON endpoints undocumented/brittle — prefer data.cdc.gov Socrata mirrors.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "fred",
      "name": "FRED (St. Louis Fed)",
      "owner": "Federal Reserve Bank of St. Louis",
      "region": "us",
      "urls": {
        "home": "https://fred.stlouisfed.org",
        "api": "https://api.stlouisfed.org/fred/"
      },
      "topics": [
        "macro-indicators",
        "unemployment",
        "income",
        "800k-series"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "county",
      "cadence": "continuous",
      "quirks": "Free key; aggregates BLS/BEA/Census series incl. county unemployment — convenient single API for covariates.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "gdd",
      "name": "Global Dietary Database",
      "owner": "Tufts University",
      "region": "global",
      "urls": {
        "home": "https://globaldietarydatabase.org"
      },
      "topics": [
        "dietary-intake",
        "nutrition"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "registration",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "cadence": "irregular",
      "quirks": "Free account; GDD-IA (2026): 43 food groups 1990–2020, open-access.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "gisaid",
      "name": "GISAID",
      "owner": "GISAID Initiative",
      "region": "global",
      "urls": {
        "home": "https://gisaid.org"
      },
      "topics": [
        "viral-genomics"
      ],
      "access": {
        "method": "query-tool",
        "auth": "registration",
        "tier": "RESTRICTED"
      },
      "quirks": "Identity-verified login + DUA; scraping/redistribution prohibited — knowledge-only entry. Open alternatives: GenBank/ENA/Nextstrain.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": false
    },
    {
      "id": "hcup",
      "name": "HCUP / HCUPnet",
      "owner": "AHRQ",
      "region": "us",
      "urls": {
        "home": "https://hcup-us.ahrq.gov",
        "docs": "https://datatools.ahrq.gov/hcupnet"
      },
      "topics": [
        "hospitalization",
        "inpatient",
        "emergency",
        "discharges"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "state",
      "cadence": "annual",
      "quirks": "No API. HCUPnet aggregates only. NIS/KID/SID/SEDD/NEDS microdata = training + DUA + purchase (RESTRICTED) — feasibility answers only.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "hdx",
      "name": "Humanitarian Data Exchange (HDX)",
      "owner": "UN OCHA",
      "region": "global",
      "urls": {
        "home": "https://data.humdata.org",
        "api": "https://hapi.humdata.org"
      },
      "topics": [
        "humanitarian-health",
        "outbreaks",
        "facilities",
        "nutrition"
      ],
      "access": {
        "method": "ckan",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "subnational",
      "cadence": "continuous",
      "quirks": "CKAN API + HDX HAPI (free app-identifier).",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "healthdata-gov",
      "name": "HealthData.gov (meta-catalog)",
      "owner": "HHS",
      "region": "us",
      "urls": {
        "home": "https://healthdata.gov"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "socrata",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "cadence": "continuous",
      "quirks": "~19k dataset metadata harvested from HHS agencies. Platform has shifted CKAN<->Socrata over years — verify per dataset. Primary poll target for registry updater.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "healthy-people-2030",
      "name": "Healthy People 2030",
      "owner": "HHS ODPHP",
      "region": "us",
      "urls": {
        "home": "https://health.gov/healthypeople"
      },
      "topics": [
        "national-objectives",
        "targets"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "cadence": "rolling",
      "quirks": "358 core objectives with baselines/targets; data downloadable; useful benchmark layer for reports.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "hhs-cdo",
      "name": "HHS Office of the Chief Data Officer open-data hub (meta-catalog)",
      "owner": "HHS OCDO",
      "region": "us",
      "urls": {
        "home": "https://cdo.hhs.gov/s/open-data"
      },
      "topics": [
        "meta-catalog",
        "hhs-data-policy"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "quirks": "Salesforce SPA — JS-rendered, not scrapeable; TLS chain also fails strict verification. Underlying machine-readable catalog is HealthData.gov (already polled) — treat this page as human-facing frontend only.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "hmd",
      "name": "Human Mortality Database",
      "owner": "UC Berkeley / MPIDR / INED",
      "region": "global",
      "urls": {
        "home": "https://www.mortality.org"
      },
      "topics": [
        "life-tables",
        "mortality"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "registration",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "cadence": "rolling",
      "quirks": "Free registration; STMF short-term mortality CSV is direct download.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "hrsa",
      "name": "HRSA Data Warehouse",
      "owner": "HRSA",
      "region": "us",
      "urls": {
        "home": "https://data.hrsa.gov",
        "docs": "https://data.hrsa.gov/data/services"
      },
      "topics": [
        "health-centers",
        "hpsa-shortage-areas",
        "workforce",
        "ahrf"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "facility",
      "cadence": "quarterly",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "iarc-gco",
      "name": "IARC Global Cancer Observatory (GLOBOCAN / CI5)",
      "owner": "WHO IARC",
      "region": "global",
      "urls": {
        "home": "https://gco.iarc.fr"
      },
      "topics": [
        "cancer-incidence",
        "mortality",
        "prevalence"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "country",
      "cadence": "irregular",
      "cadence_detail": "periodic",
      "quirks": "Old CancerMondial (www-dep.iarc.fr) superseded by gco.iarc.fr; CSV exports from query tools; CI5 registry data downloadable.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "icpsr",
      "name": "ICPSR (incl. SAMHDA, NAHDAP)",
      "owner": "University of Michigan",
      "region": "global",
      "urls": {
        "home": "https://www.icpsr.umich.edu"
      },
      "topics": [
        "social-science",
        "public-health-microdata",
        "meta-catalog"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "registration",
        "tier": "BULK-DOWNLOAD"
      },
      "quirks": "Free login for most PUFs; some restricted. 500k+ datasets; also hosts data-rescue mirrors (e.g. DHS openICPSR 220041).",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "ihme-gbd",
      "name": "IHME Global Burden of Disease / GHDx",
      "owner": "IHME (Univ. of Washington)",
      "region": "global",
      "urls": {
        "home": "https://ghdx.healthdata.org",
        "docs": "https://vizhub.healthdata.org/gbd-results/"
      },
      "topics": [
        "dalys",
        "deaths",
        "prevalence",
        "risk-factors"
      ],
      "access": {
        "method": "query-tool",
        "auth": "registration",
        "tier": "RESTRICTED"
      },
      "granularity": "country",
      "cadence": "biennial",
      "quirks": "Free account + non-commercial license for downloads/API. GHDx doubles as meta-catalog of >100k global health data source records.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": false
    },
    {
      "id": "ipums-health",
      "name": "IPUMS Health Surveys",
      "owner": "University of Minnesota",
      "region": "us",
      "urls": {
        "home": "https://healthsurveys.ipums.org",
        "docs": "https://developer.ipums.org"
      },
      "topics": [
        "harmonized-microdata",
        "nhis",
        "meps"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "cadence": "annual",
      "quirks": "Free account + API key; extract-based; redistribution restricted.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "kff-statehealthfacts",
      "name": "KFF State Health Facts",
      "owner": "KFF",
      "region": "us",
      "urls": {
        "home": "https://www.kff.org/statedata/"
      },
      "topics": [
        "state-indicators",
        "insurance",
        "medicaid-policy"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "state",
      "cadence": "rolling",
      "quirks": "statehealthfacts.org now under kff.org; CSV export per indicator, no API.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "ltcfocus",
      "name": "LTCFocus (nursing home data)",
      "owner": "Brown University",
      "region": "us",
      "urls": {
        "home": "https://ltcfocus.org"
      },
      "topics": [
        "long-term-care",
        "nursing-homes"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "facility",
      "cadence": "annual",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "meps",
      "name": "MEPS",
      "owner": "AHRQ",
      "region": "us",
      "urls": {
        "home": "https://meps.ahrq.gov"
      },
      "topics": [
        "expenditures",
        "utilization",
        "insurance",
        "survey"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "national",
      "cadence": "annual",
      "quirks": "PUF files scriptable URLs (XPT/CSV); survey weights required.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "namcs-nhamcs",
      "name": "NAMCS / NHAMCS (ambulatory care surveys)",
      "owner": "CDC / NCHS",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/nchs/ahcd/about_ahcd.htm"
      },
      "topics": [
        "ambulatory-care",
        "physician-visits"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "national",
      "cadence": "annual",
      "quirks": "PUF microdata downloads; survey design vars required.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nber-data",
      "name": "NBER Public Use Data Archive",
      "owner": "NBER",
      "region": "us",
      "urls": {
        "home": "https://www.nber.org/research/data"
      },
      "topics": [
        "health-economics",
        "crosswalks",
        "mortality-derivatives",
        "medicare-derivatives"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "cadence": "irregular",
      "quirks": "Cleaned/derivative versions of many federal health datasets + essential geographic crosswalks (county-CBSA, ZIP-ZCTA).",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nextstrain",
      "name": "Nextstrain",
      "owner": "Fred Hutch / Univ. Basel",
      "region": "global",
      "urls": {
        "home": "https://nextstrain.org",
        "docs": "https://data.nextstrain.org"
      },
      "topics": [
        "pathogen-genomics",
        "phylogenetics"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "cadence": "continuous",
      "quirks": "Open JSON dataset endpoints + curated open sequence files. Use instead of GISAID (which forbids automated access).",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nhanes",
      "name": "NHANES",
      "owner": "CDC / NCHS",
      "region": "us",
      "urls": {
        "home": "https://wwwn.cdc.gov/nchs/nhanes/"
      },
      "topics": [
        "biomarkers",
        "nutrition",
        "exam",
        "environmental-exposure",
        "survey"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "national",
      "cadence": "biennial",
      "freshness_check": "cycle listing page",
      "quirks": "SAS XPT per cycle, predictable URLs. Survey weights + design vars mandatory. Genetic/linked data RESTRICTED (RDC). Pandemic-era cycle gaps.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nhis",
      "name": "NHIS",
      "owner": "CDC / NCHS",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/nchs/nhis/"
      },
      "topics": [
        "health-status",
        "insurance",
        "access",
        "utilization",
        "survey"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "national",
      "cadence": "annual",
      "quirks": "Geo detail restricted (RDC); harmonized version via IPUMS.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nhs-england",
      "name": "NHS England open data (ex-NHS Digital)",
      "owner": "NHS England",
      "region": "uk",
      "urls": {
        "home": "https://digital.nhs.uk/data-and-information",
        "docs": "https://digital.nhs.uk/developer/api-catalogue"
      },
      "topics": [
        "hospital-episodes",
        "prescribing",
        "workforce",
        "mental-health"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "provider",
      "cadence": "monthly",
      "cadence_detail": "monthly-annual",
      "quirks": "NHS Digital merged in 2023; NHS England slated for absorption into DHSC (announced 2025) — URL churn likely. ICB reorg April 2026 changes org codes in all NHS APIs.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nhsbsa",
      "name": "NHSBSA Open Data Portal (English Prescribing)",
      "owner": "NHS Business Services Authority",
      "region": "uk",
      "urls": {
        "home": "https://opendata.nhsbsa.net",
        "api": "https://opendata.nhsbsa.net/api/3/action/"
      },
      "topics": [
        "prescribing",
        "dental"
      ],
      "access": {
        "method": "ckan",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "practice",
      "cadence": "monthly",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nhtsa-fars",
      "name": "NHTSA FARS / crash data",
      "owner": "US DOT NHTSA",
      "region": "us",
      "urls": {
        "home": "https://www.nhtsa.gov/research-data",
        "api": "https://crashviewer.nhtsa.dot.gov/CrashAPI"
      },
      "topics": [
        "traffic-fatalities",
        "injury"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "county",
      "cadence": "annual",
      "quirks": "FARS census of fatal crashes since 1975; Crash API + bulk files.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nih-reporter",
      "name": "NIH RePORTER v2",
      "owner": "NIH",
      "region": "us",
      "urls": {
        "home": "https://reporter.nih.gov",
        "api": "https://api.reporter.nih.gov/v2/projects/search"
      },
      "topics": [
        "grants",
        "funding",
        "research-landscape"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "cadence": "weekly",
      "quirks": "POST JSON search; ExPORTER bulk CSVs also available.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nih-repositories-catalog",
      "name": "NIH Data Sharing Repositories catalog (meta-catalog)",
      "owner": "NIH / NLM",
      "region": "us",
      "urls": {
        "home": "https://www.nlm.nih.gov/NIHbmic/nih_data_sharing_repositories.html"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "scrape",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nlm-dataset-catalog",
      "name": "NLM Dataset Catalog (meta-catalog)",
      "owner": "NIH / NLM",
      "region": "global",
      "urls": {
        "home": "https://datasetcatalog.nlm.nih.gov"
      },
      "topics": [
        "meta-catalog",
        "biomedical-datasets"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nppes-npi",
      "name": "NPPES NPI Registry",
      "owner": "CMS",
      "region": "us",
      "urls": {
        "home": "https://npiregistry.cms.hhs.gov/",
        "api": "https://npiregistry.cms.hhs.gov/api/"
      },
      "topics": [
        "providers",
        "npi"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "cadence": "monthly",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "nvss-mortality",
      "name": "NVSS Mortality/Natality Public Use Files",
      "owner": "CDC / NCHS",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/nchs/data_access/vitalstatsonline.htm"
      },
      "topics": [
        "mortality",
        "natality",
        "cause-of-death"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "national",
      "cadence": "annual",
      "quirks": "Fixed-width ZIPs, individual-level. Public files strip state/county — sub-national via DUA or provisional Socrata series.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "oecd-health",
      "name": "OECD Health Statistics",
      "owner": "OECD",
      "region": "global",
      "urls": {
        "home": "https://data-explorer.oecd.org",
        "api": "https://sdmx.oecd.org/public/rest/"
      },
      "topics": [
        "health-expenditure",
        "resources",
        "utilization",
        "pharma"
      ],
      "access": {
        "method": "sdmx",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "country",
      "cadence": "annual",
      "quirks": "Legacy stats.oecd.org retired — SDMX REST only; Data Explorer generates query URLs.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "open-payments",
      "name": "CMS Open Payments",
      "owner": "CMS",
      "region": "us",
      "urls": {
        "home": "https://openpaymentsdata.cms.gov"
      },
      "topics": [
        "industry-payments",
        "conflicts-of-interest"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "physician",
      "cadence": "annual",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "openaire",
      "name": "OpenAIRE Graph (meta-catalog)",
      "owner": "OpenAIRE AMKE",
      "region": "global",
      "urls": {
        "home": "https://explore.openaire.eu",
        "api": "https://api.openaire.eu/graph"
      },
      "topics": [
        "meta-catalog",
        "research-graph"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "openfda",
      "name": "openFDA",
      "owner": "FDA",
      "region": "us",
      "urls": {
        "home": "https://open.fda.gov",
        "api": "https://api.fda.gov"
      },
      "topics": [
        "adverse-events",
        "drug-labels",
        "recalls",
        "devices",
        "faers",
        "maude"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "event",
      "cadence": "weekly",
      "cadence_detail": "weekly-quarterly",
      "quirks": "Elasticsearch query syntax; no key = 240/min, 1k/day; key = 120k/day. Bulk JSON downloads available. FAERS = spontaneous reports — no denominators, disclose in methods.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "openprescribing",
      "name": "OpenPrescribing",
      "owner": "Bennett Institute, Oxford",
      "region": "uk",
      "urls": {
        "home": "https://openprescribing.net",
        "api": "https://openprescribing.net/api/1.0/"
      },
      "topics": [
        "prescribing-analytics"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "practice",
      "cadence": "monthly",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "osha-data",
      "name": "OSHA enforcement & injury data",
      "owner": "US DOL OSHA",
      "region": "us",
      "urls": {
        "home": "https://www.osha.gov/data",
        "docs": "https://enforcedata.dol.gov"
      },
      "topics": [
        "workplace-injury",
        "enforcement"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "establishment",
      "cadence": "quarterly",
      "quirks": "ITA establishment injury data + enforcement via DOL enforcement data portal; pairs with BLS SOII/CFOI.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "owid",
      "name": "Our World in Data",
      "owner": "Global Change Data Lab",
      "region": "global",
      "urls": {
        "home": "https://ourworldindata.org",
        "docs": "https://docs.owid.io/projects/etl/api/chart-api/"
      },
      "topics": [
        "harmonized-indicators",
        "life-expectancy",
        "vaccination",
        "disease-burden"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "country",
      "cadence": "continuous",
      "quirks": "Chart API: append .csv/.metadata.json to any /grapher/{slug} URL (csvType=filtered&country=). ETL catalog on GitHub (owid/etl). Secondary source — cite the upstream.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "paho",
      "name": "PAHO Core Indicators / open data",
      "owner": "Pan American Health Organization",
      "region": "global",
      "urls": {
        "home": "https://opendata.paho.org"
      },
      "topics": [
        "americas-indicators"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "phpartners",
      "name": "Partners in Information Access (phpartners) health stats list (meta-catalog)",
      "owner": "NLM + public health orgs",
      "region": "us",
      "urls": {
        "home": "https://phpartners.org/health_stats.html"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "scrape",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "project-tycho",
      "name": "Project Tycho",
      "owner": "University of Pittsburgh",
      "region": "us",
      "urls": {
        "home": "https://www.tycho.pitt.edu"
      },
      "topics": [
        "historical-infectious-disease",
        "surveillance-1888-2013"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "granularity": "city",
      "cadence": "static",
      "quirks": "Digitized full history of US notifiable-disease reports 1888–2013; REST API with free key. Unique for long-run epidemiology.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "propublica-datastore",
      "name": "ProPublica Data Store (health)",
      "owner": "ProPublica",
      "region": "us",
      "urls": {
        "home": "https://www.propublica.org/datastore/datasets/health"
      },
      "topics": [
        "prescribers",
        "hospitals",
        "journalism-datasets"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "quirks": "Mixed free/paid; derived from CMS data (e.g. Prescriber Checkup); check licenses.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "pubmed-eutils",
      "name": "PubMed E-utilities / PMC OA",
      "owner": "NIH / NLM",
      "region": "global",
      "urls": {
        "home": "https://www.ncbi.nlm.nih.gov/pubmed/",
        "docs": "https://www.ncbi.nlm.nih.gov/books/NBK25501/",
        "api": "https://eutils.ncbi.nlm.nih.gov/entrez/eutils/"
      },
      "topics": [
        "literature",
        "citations",
        "full-text"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "cadence": "daily",
      "quirks": "3 req/s keyless, 10 with key. PMC OA subset bulk via FTP; annual baseline XML.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "re3data",
      "name": "re3data.org (meta-catalog)",
      "owner": "re3data consortium",
      "region": "global",
      "urls": {
        "home": "https://www.re3data.org",
        "docs": "https://www.re3data.org/api/doc"
      },
      "topics": [
        "meta-catalog",
        "research-repositories"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "rural-health-info",
      "name": "Rural Health Information Hub data explorer",
      "owner": "HRSA-funded",
      "region": "us",
      "urls": {
        "home": "https://www.ruralhealthinfo.org"
      },
      "topics": [
        "rural-health",
        "metro-nonmetro"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "county",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "rxnav",
      "name": "RxNorm / RxNav APIs",
      "owner": "NIH / NLM",
      "region": "us",
      "urls": {
        "home": "https://rxnav.nlm.nih.gov/",
        "docs": "https://rxnav.nlm.nih.gov/RxNavDoc.html"
      },
      "topics": [
        "drug-terminology",
        "ndc-mapping"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "samhsa",
      "name": "SAMHSA (NSDUH, TEDS, N-MHSS, DAWN)",
      "owner": "SAMHSA",
      "region": "us",
      "urls": {
        "home": "https://www.samhsa.gov/data/",
        "docs": "https://www.datafiles.samhsa.gov"
      },
      "topics": [
        "substance-use",
        "mental-health",
        "treatment"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "national",
      "cadence": "annual",
      "quirks": "No REST API; PUF downloads via SAMHDA; RDAS/PDAS online crosstab tools for aggregates.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "seer",
      "name": "SEER",
      "owner": "NCI",
      "region": "us",
      "urls": {
        "home": "https://seer.cancer.gov",
        "api": "https://api.seer.cancer.gov"
      },
      "topics": [
        "cancer",
        "incidence",
        "survival"
      ],
      "access": {
        "method": "query-tool",
        "auth": "registration",
        "tier": "RESTRICTED"
      },
      "granularity": "registry",
      "cadence": "annual",
      "quirks": "Microdata = free but gated (data agreement + SEER*Stat). SEER API (key) limited stats. Public aggregates: US Cancer Statistics DB on WONDER = OPEN. Feasibility-only for microdata.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": false
    },
    {
      "id": "uk-biobank",
      "name": "UK Biobank",
      "owner": "UK Biobank Ltd",
      "region": "uk",
      "urls": {
        "home": "https://www.ukbiobank.ac.uk"
      },
      "topics": [
        "cohort",
        "genomics",
        "imaging",
        "ehr-linkage"
      ],
      "access": {
        "method": "query-tool",
        "auth": "registration",
        "tier": "RESTRICTED"
      },
      "quirks": "Application + fee + RAP platform; field-metadata showcase public. Knowledge-only.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": false
    },
    {
      "id": "uk-ons",
      "name": "UK ONS",
      "owner": "UK Office for National Statistics",
      "region": "uk",
      "urls": {
        "home": "https://www.ons.gov.uk",
        "api": "https://api.beta.ons.gov.uk/v1/"
      },
      "topics": [
        "deaths",
        "life-expectancy",
        "census-health"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "lsoa",
      "cadence": "weekly",
      "cadence_detail": "weekly-annual",
      "quirks": "API still beta; partial dataset coverage — bulk xlsx/csv for the rest. NOMIS API for census.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "un-data",
      "name": "UN Data / UNSD",
      "owner": "United Nations Statistics Division",
      "region": "global",
      "urls": {
        "home": "https://data.un.org",
        "api": "https://data.un.org/ws/"
      },
      "topics": [
        "demography",
        "migration",
        "employment",
        "sdg"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "country",
      "cadence": "annual",
      "quirks": "SDMX web service; SDG API at unstats.un.org/sdgapi. Also hub of links to all national statistical offices.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "unicef-data",
      "name": "UNICEF Data Warehouse",
      "owner": "UNICEF",
      "region": "global",
      "urls": {
        "home": "https://data.unicef.org",
        "docs": "https://data.unicef.org/sdmx-api-documentation/",
        "api": "https://sdmx.data.unicef.org/ws/public/sdmxapi/rest/"
      },
      "topics": [
        "child-health",
        "immunization",
        "nutrition",
        "child-mortality",
        "wash"
      ],
      "access": {
        "method": "sdmx",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "country",
      "cadence": "annual",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "uscs-npcr",
      "name": "US Cancer Statistics / NPCR",
      "owner": "CDC + NCI",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/united-states-cancer-statistics/",
        "docs": "https://www.cdc.gov/national-program-cancer-registries/"
      },
      "topics": [
        "cancer",
        "incidence",
        "mortality"
      ],
      "access": {
        "method": "query-tool",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "granularity": "county",
      "cadence": "annual",
      "quirks": "Combined SEER+NPCR coverage (~all US). Public-use database queryable on CDC WONDER = programmatic path. Data Visualizations tool exports CSV.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "usda-food-atlas",
      "name": "USDA Food Environment / Food Access Atlas",
      "owner": "USDA ERS",
      "region": "us",
      "urls": {
        "home": "https://www.ers.usda.gov/data-products/food-environment-atlas/"
      },
      "topics": [
        "food-access",
        "food-insecurity"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "tract",
      "cadence": "irregular",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "usda-fooddata",
      "name": "USDA FoodData Central",
      "owner": "USDA ARS",
      "region": "us",
      "urls": {
        "home": "https://fdc.nal.usda.gov",
        "api": "https://api.nal.usda.gov/fdc/v1/"
      },
      "topics": [
        "nutrition",
        "food-composition"
      ],
      "access": {
        "method": "rest-api",
        "auth": "free-key",
        "tier": "OPEN-API"
      },
      "cadence": "biannual",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "vaers",
      "name": "VAERS",
      "owner": "CDC / FDA",
      "region": "us",
      "urls": {
        "home": "https://vaers.hhs.gov/data.html"
      },
      "topics": [
        "vaccine-adverse-events"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "cadence": "weekly",
      "quirks": "Also queryable via WONDER. Spontaneous reports — no denominators; heavy methodological caveats mandatory.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "welch-jhu-guide",
      "name": "JHU Welch Library public health data list (meta-catalog)",
      "owner": "Johns Hopkins Welch Medical Library",
      "region": "us",
      "urls": {
        "home": "https://browse.welch.jhmi.edu/public_health/public_health_data_sources"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "scrape",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "quirks": "Curated; includes Baltimore/MD local sources; some stale links (DataFerrett decommissioned 2020, HSRIC retired). Periodic diff target.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-collections",
      "name": "WHO data collections index (meta-catalog)",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://www.who.int/data/collections"
      },
      "topics": [
        "meta-catalog"
      ],
      "access": {
        "method": "scrape",
        "auth": "none",
        "tier": "AGGREGATE-ONLY"
      },
      "quirks": "Index of WHO data systems (GHO, GHE, Inequality Monitor, SCORE, surveys, CRVS). Poll for new WHO collections.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-data-hub",
      "name": "WHO data.who.int (dashboards incl. COVID)",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://data.who.int"
      },
      "topics": [
        "covid",
        "surveillance",
        "dashboards"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "cadence": "weekly",
      "cadence_detail": "weekly-monthly",
      "quirks": "COVID data now periodic, not daily; covid19.who.int redirects here.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-ghe",
      "name": "WHO Global Health Estimates",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://www.who.int/data/global-health-estimates"
      },
      "topics": [
        "cause-of-death-estimates",
        "dalys",
        "life-expectancy"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "cadence": "irregular",
      "quirks": "Modeled estimates (xlsx/CSV) complementing raw WHO Mortality DB; WHO's counterpart to IHME GBD. Health Inequality Monitor (HEAT) offers disaggregated equity data.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-gho",
      "name": "WHO Global Health Observatory",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://www.who.int/data/gho",
        "docs": "https://www.who.int/data/gho/info/gho-odata-api",
        "api": "https://ghoapi.azureedge.net/api"
      },
      "topics": [
        "indicators",
        "mortality",
        "disease-burden",
        "health-systems",
        "sdg"
      ],
      "access": {
        "method": "odata",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "country",
      "cadence": "continuous",
      "quirks": "2000+ indicators, 194 countries. Current OData endpoint deprecated ~end-2025 for a new OData implementation — verify endpoint before hard-coding. UNAIDS HIV estimates also served here (HIV_* indicators).",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-icd-api",
      "name": "WHO ICD API (ICD-10/11)",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://icd.who.int/icdapi",
        "api": "https://id.who.int/icd/"
      },
      "topics": [
        "terminology",
        "icd"
      ],
      "access": {
        "method": "rest-api",
        "auth": "registration",
        "tier": "OPEN-API"
      },
      "quirks": "Free registration → OAuth2 client-credentials token.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-ictrp",
      "name": "WHO ICTRP trial registry",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://trialsearch.who.int"
      },
      "topics": [
        "clinical-trials"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "cadence": "weekly",
      "quirks": "Aggregates ~20 national registries; weekly XML dumps; no REST API.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-immunization",
      "name": "WHO Immunization Data portal (WUENIC)",
      "owner": "WHO / UNICEF",
      "region": "global",
      "urls": {
        "home": "https://immunizationdata.who.int"
      },
      "topics": [
        "immunization-coverage",
        "vpd-surveillance"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "cadence": "annual",
      "quirks": "Also via GHO API.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-mortality-db",
      "name": "WHO Mortality Database",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://www.who.int/data/data-collection-tools/who-mortality-database",
        "docs": "https://platform.who.int/mortality"
      },
      "topics": [
        "cause-of-death",
        "icd",
        "civil-registration"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "cadence": "annual",
      "quirks": "~120 CRVS countries, 1950–present, ICD-coded raw files.",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "who-tb",
      "name": "WHO Global TB Programme data",
      "owner": "WHO",
      "region": "global",
      "urls": {
        "home": "https://www.who.int/teams/global-tuberculosis-programme/data"
      },
      "topics": [
        "tuberculosis"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "country",
      "cadence": "annual",
      "quirks": "Generated CSV endpoints (extract.who.int), effectively API-like.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "world-bank-health",
      "name": "World Bank health indicators (WDI/HNP)",
      "owner": "World Bank",
      "region": "global",
      "urls": {
        "home": "https://data.worldbank.org",
        "api": "https://api.worldbank.org/v2/"
      },
      "topics": [
        "life-expectancy",
        "health-expenditure",
        "immunization"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "granularity": "country",
      "cadence": "quarterly",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "world-bank-microdata",
      "name": "World Bank Microdata Library",
      "owner": "World Bank",
      "region": "global",
      "urls": {
        "home": "https://microdata.worldbank.org",
        "api": "https://microdata.worldbank.org/api/catalog/"
      },
      "topics": [
        "household-surveys",
        "lsms",
        "health-modules"
      ],
      "access": {
        "method": "rest-api",
        "auth": "registration",
        "tier": "BULK-DOWNLOAD"
      },
      "quirks": "Catalog API open; most microdata downloads need free registration + purpose statement. LSMS surveys have health/anthropometry modules.",
      "aliases": [],
      "status": "unverified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "yrbss",
      "name": "YRBSS",
      "owner": "CDC",
      "region": "us",
      "urls": {
        "home": "https://www.cdc.gov/yrbs/"
      },
      "topics": [
        "adolescent-health",
        "substance-use",
        "mental-health",
        "violence",
        "survey"
      ],
      "access": {
        "method": "bulk-download",
        "auth": "none",
        "tier": "BULK-DOWNLOAD"
      },
      "granularity": "state",
      "cadence": "biennial",
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    },
    {
      "id": "zenodo",
      "name": "Zenodo",
      "owner": "CERN / OpenAIRE",
      "region": "global",
      "urls": {
        "home": "https://zenodo.org",
        "api": "https://zenodo.org/api/records"
      },
      "topics": [
        "general-repository",
        "epidemiology-datasets"
      ],
      "access": {
        "method": "rest-api",
        "auth": "none",
        "tier": "OPEN-API"
      },
      "aliases": [],
      "status": "verified",
      "verified_date": "2026-08-08",
      "automatable": true
    }
  ]
}
