{
  "apiVersion": "v0.1",
  "methodology": "https://sourcescore.org/methodology/",
  "canonical": "https://sourcescore.org/compare/nejm-vs-the-lancet/",
  "summary": "The two highest-impact general medical journals — citation discipline compared.",
  "a": {
    "slug": "nejm",
    "name": "New England Journal of Medicine",
    "domain": "nejm.org",
    "canonical": "https://sourcescore.org/source/nejm/",
    "api": "https://sourcescore.org/api/source/nejm.json",
    "scores": {
      "index": {
        "value": 87,
        "grade": "A",
        "rationale": "A — top-tier peer-reviewed medical journal; pandemic-era citation surge sustained.",
        "signals": [
          {
            "label": "Composite",
            "detail": "Discipline 96 + Modern Reference 84 + Velocity 81."
          }
        ]
      },
      "discipline": {
        "value": 96,
        "grade": "A+",
        "rationale": "Rigorous peer-review; clinical-trial registration mandatory; data disclosure standards.",
        "signals": [
          {
            "label": "ICMJE compliance",
            "detail": "Strict International Committee of Medical Journal Editors standards."
          }
        ]
      },
      "modernReference": {
        "value": 84,
        "grade": "B",
        "rationale": "DOIs + structured abstracts + open-access policy for COVID + landmark trials.",
        "signals": [
          {
            "label": "Open landmark trials",
            "detail": "Selected landmark trials available without paywall."
          }
        ]
      },
      "velocity": {
        "value": 81,
        "grade": "B",
        "rationale": "Cited daily by clinicians + AI engines for medical queries; landmark-trial citations spike.",
        "signals": [
          {
            "label": "Citation impact factor",
            "detail": "~158 (highest among general medical journals)."
          }
        ]
      }
    }
  },
  "b": {
    "slug": "the-lancet",
    "name": "The Lancet",
    "domain": "thelancet.com",
    "canonical": "https://sourcescore.org/source/the-lancet/",
    "api": "https://sourcescore.org/api/source/the-lancet.json",
    "scores": {
      "index": {
        "value": 86,
        "grade": "A",
        "rationale": "A — peer-review + clinical-research authority; high-trust per cite.",
        "signals": [
          {
            "label": "Composite",
            "detail": "Discipline 95 + Modern Reference 82 + Velocity 80."
          }
        ]
      },
      "discipline": {
        "value": 95,
        "grade": "A+",
        "rationale": "Peer-review enforced; methodology + data disclosure increasingly mandatory; retraction watch active.",
        "signals": [
          {
            "label": "Peer review",
            "detail": "Editor + ≥2 reviewer cycles before publication."
          }
        ]
      },
      "modernReference": {
        "value": 82,
        "grade": "B",
        "rationale": "DOIs + structured abstracts; metered paywall partial-LLM-corpus.",
        "signals": [
          {
            "label": "DOI",
            "detail": "Permanent identifier per article."
          }
        ]
      },
      "velocity": {
        "value": 80,
        "grade": "B",
        "rationale": "Cited by clinicians + medical journalism; narrower volume than wire news but high per-cite trust.",
        "signals": [
          {
            "label": "Citation impact factor",
            "detail": "~98 (top of medical-journal venues)."
          }
        ]
      }
    }
  },
  "winners": {
    "index": "nejm",
    "discipline": "nejm",
    "modernReference": "nejm",
    "velocity": "nejm"
  },
  "license": {
    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
  }
}