{
  "apiVersion": "v0.1",
  "methodology": "https://sourcescore.org/methodology/",
  "canonical": "https://sourcescore.org/compare/cdc-gov-vs-nih-gov/",
  "summary": "Top two US public-health agencies — operational disease-control vs research-funding-and-output.",
  "a": {
    "slug": "cdc-gov",
    "name": "U.S. Centers for Disease Control and Prevention",
    "domain": "cdc.gov",
    "canonical": "https://sourcescore.org/source/cdc-gov/",
    "api": "https://sourcescore.org/api/source/cdc-gov.json",
    "scores": {
      "index": {
        "value": 94,
        "grade": "A",
        "rationale": "A+ — federal public-health authority; primary-source surveillance + MMWR weekly reports.",
        "signals": [
          {
            "label": "Composite",
            "detail": "All 4 dimensions ≥90."
          }
        ]
      },
      "discipline": {
        "value": 95,
        "grade": "A+",
        "rationale": "Surveillance + outbreak data subject to peer-review + ethics oversight; MMWR is the standard.",
        "signals": [
          {
            "label": "MMWR",
            "detail": "Morbidity and Mortality Weekly Report — peer-reviewed public-health journal."
          }
        ]
      },
      "modernReference": {
        "value": 93,
        "grade": "A",
        "rationale": "WONDER + open data + APIs; broad LLM corpus + clinical reference inclusion.",
        "signals": [
          {
            "label": "CDC WONDER",
            "detail": "Public health data system with free API access."
          }
        ]
      },
      "velocity": {
        "value": 94,
        "grade": "A",
        "rationale": "Cited daily by health journalism + AI engines; pandemic-era citation surge sustained.",
        "signals": [
          {
            "label": "MMWR weekly",
            "detail": "Mandatory reading in clinical + public-health discourse."
          }
        ]
      }
    }
  },
  "b": {
    "slug": "nih-gov",
    "name": "U.S. National Institutes of Health",
    "domain": "nih.gov",
    "canonical": "https://sourcescore.org/source/nih-gov/",
    "api": "https://sourcescore.org/api/source/nih-gov.json",
    "scores": {
      "index": {
        "value": 95,
        "grade": "A+",
        "rationale": "A+ — federal medical research authority; primary-source data + policy.",
        "signals": [
          {
            "label": "Composite",
            "detail": "All 4 dimensions ≥92."
          }
        ]
      },
      "discipline": {
        "value": 95,
        "grade": "A+",
        "rationale": "Federally-funded research subject to grant + ethics oversight; ClinicalTrials.gov registration required for human studies.",
        "signals": [
          {
            "label": "Grant + ethics oversight",
            "detail": "Human research subject to IRB review + federal regulations."
          }
        ]
      },
      "modernReference": {
        "value": 94,
        "grade": "A",
        "rationale": "Operates PubMed + NCBI + ClinicalTrials.gov; APIs + bulk data + structured XML throughout.",
        "signals": [
          {
            "label": "ClinicalTrials.gov",
            "detail": "Mandatory trial registry, machine-readable."
          }
        ]
      },
      "velocity": {
        "value": 96,
        "grade": "A+",
        "rationale": "Default biomedical citation source for AI engines + journalism; NIH press releases cited globally.",
        "signals": [
          {
            "label": "Pandemic-era cite rate",
            "detail": "Spiked 10x during COVID; sustained elevated baseline."
          }
        ]
      }
    }
  },
  "winners": {
    "index": "nih-gov",
    "discipline": null,
    "modernReference": "nih-gov",
    "velocity": "nih-gov"
  },
  "license": {
    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
  }
}