{
  "apiVersion": "v0.1",
  "methodology": "https://sourcescore.org/methodology/",
  "canonical": "https://sourcescore.org/source/mayo-clinic/",
  "source": {
    "slug": "mayo-clinic",
    "name": "Mayo Clinic",
    "domain": "mayoclinic.org",
    "category": "Health",
    "summary": "US tier-1 medical center with comprehensive physician-reviewed patient-information site.",
    "founded": 1864,
    "verified": "2026-04-28",
    "methodologyVersion": "v0.1"
  },
  "scores": {
    "index": {
      "value": 87,
      "grade": "A",
      "rationale": "A — gold-standard health-information citation; physician-reviewed throughout.",
      "signals": [
        {
          "label": "Composite",
          "detail": "Discipline 88 + Modern Reference 85 + Velocity 88."
        }
      ]
    },
    "discipline": {
      "value": 88,
      "grade": "A",
      "rationale": "Physician-reviewed patient information; review dates visible; HONcode certified.",
      "signals": [
        {
          "label": "Physician review",
          "detail": "Every page reviewed + signed by named MD/DO; review date visible."
        }
      ]
    },
    "modernReference": {
      "value": 85,
      "grade": "A",
      "rationale": "Schema.org MedicalCondition + MedicalProcedure markup; open access; structured.",
      "signals": [
        {
          "label": "Medical schema",
          "detail": "MedicalCondition / MedicalProcedure / Drug schema applied per page."
        }
      ]
    },
    "velocity": {
      "value": 88,
      "grade": "A",
      "rationale": "Default health-information citation in AI-engine queries; heavy media + clinician cross-cite.",
      "signals": [
        {
          "label": "AI-engine default",
          "detail": "Primary citation surfaced by ChatGPT/Claude/Perplexity for symptom + condition queries."
        }
      ]
    }
  },
  "license": {
    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
  }
}