{
  "apiVersion": "v0.1",
  "methodology": "https://sourcescore.org/methodology/",
  "canonical": "https://sourcescore.org/best/health-sources/",
  "list": {
    "slug": "health-sources",
    "title": "Best health + medical sources for citation",
    "intent": "Tier-1 clinical + health-information authorities",
    "description": "The 8 highest-scoring health + medical sources on the SourceScore Index — the clinical authorities AI engines surface for symptom + condition + treatment queries.",
    "rationale": "Health-information citation has higher accuracy stakes than most categories. The 8 below combine clinical-decision-support discipline (evidence-graded, physician-reviewed, methodology-transparent) with strong infrastructure + heavy tier-1 citation in both clinical guidelines and AI-engine retrieval.",
    "signalCriterion": "Index score, filtered to Health category, descending"
  },
  "count": 8,
  "sources": [
    {
      "rank": 1,
      "slug": "nejm",
      "name": "New England Journal of Medicine",
      "domain": "nejm.org",
      "category": "Health",
      "summary": "Peer-reviewed general medical journal since 1812; one of the highest-impact medical venues globally.",
      "canonical": "https://sourcescore.org/source/nejm/",
      "api": "https://sourcescore.org/api/source/nejm.json",
      "scores": {
        "index": 87,
        "indexGrade": "A",
        "discipline": 96,
        "modernReference": 84,
        "velocity": 81
      }
    },
    {
      "rank": 2,
      "slug": "mayo-clinic",
      "name": "Mayo Clinic",
      "domain": "mayoclinic.org",
      "category": "Health",
      "summary": "US tier-1 medical center with comprehensive physician-reviewed patient-information site.",
      "canonical": "https://sourcescore.org/source/mayo-clinic/",
      "api": "https://sourcescore.org/api/source/mayo-clinic.json",
      "scores": {
        "index": 87,
        "indexGrade": "A",
        "discipline": 88,
        "modernReference": 85,
        "velocity": 88
      }
    },
    {
      "rank": 3,
      "slug": "the-lancet",
      "name": "The Lancet",
      "domain": "thelancet.com",
      "category": "Health",
      "summary": "Peer-reviewed general medical journal since 1823; flagship clinical-research publication.",
      "canonical": "https://sourcescore.org/source/the-lancet/",
      "api": "https://sourcescore.org/api/source/the-lancet.json",
      "scores": {
        "index": 86,
        "indexGrade": "A",
        "discipline": 95,
        "modernReference": 82,
        "velocity": 80
      }
    },
    {
      "rank": 4,
      "slug": "jama",
      "name": "Journal of the American Medical Association",
      "domain": "jamanetwork.com",
      "category": "Health",
      "summary": "Peer-reviewed general medical journal published by AMA; among the most-cited clinical-research venues.",
      "canonical": "https://sourcescore.org/source/jama/",
      "api": "https://sourcescore.org/api/source/jama.json",
      "scores": {
        "index": 86,
        "indexGrade": "A",
        "discipline": 95,
        "modernReference": 82,
        "velocity": 80
      }
    },
    {
      "rank": 5,
      "slug": "bmj",
      "name": "The BMJ (British Medical Journal)",
      "domain": "bmj.com",
      "category": "Health",
      "summary": "Peer-reviewed general medical journal; investigative + open-access leaning; UK-based since 1840.",
      "canonical": "https://sourcescore.org/source/bmj/",
      "api": "https://sourcescore.org/api/source/bmj.json",
      "scores": {
        "index": 85,
        "indexGrade": "A",
        "discipline": 92,
        "modernReference": 86,
        "velocity": 78
      }
    },
    {
      "rank": 6,
      "slug": "cleveland-clinic",
      "name": "Cleveland Clinic",
      "domain": "my.clevelandclinic.org",
      "category": "Health",
      "summary": "US tier-1 academic medical center; comprehensive patient-info + Health Library since 1921.",
      "canonical": "https://sourcescore.org/source/cleveland-clinic/",
      "api": "https://sourcescore.org/api/source/cleveland-clinic.json",
      "scores": {
        "index": 83,
        "indexGrade": "B",
        "discipline": 86,
        "modernReference": 82,
        "velocity": 82
      }
    },
    {
      "rank": 7,
      "slug": "statnews",
      "name": "STAT News",
      "domain": "statnews.com",
      "category": "Health",
      "summary": "Health + biotech newsroom; founded 2015; specialist medical journalism with editorial discipline.",
      "canonical": "https://sourcescore.org/source/statnews/",
      "api": "https://sourcescore.org/api/source/statnews.json",
      "scores": {
        "index": 82,
        "indexGrade": "B",
        "discipline": 88,
        "modernReference": 80,
        "velocity": 78
      }
    },
    {
      "rank": 8,
      "slug": "bmj-best-practice",
      "name": "BMJ Best Practice",
      "domain": "bestpractice.bmj.com",
      "category": "Health",
      "summary": "BMJ's clinical-decision-support tool; evidence-based, continuously-updated clinical guidance.",
      "canonical": "https://sourcescore.org/source/bmj-best-practice/",
      "api": "https://sourcescore.org/api/source/bmj-best-practice.json",
      "scores": {
        "index": 79,
        "indexGrade": "B",
        "discipline": 92,
        "modernReference": 70,
        "velocity": 75
      }
    }
  ],
  "license": {
    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
  }
}