{
  "apiVersion": "v1",
  "methodology": "v0.1",
  "canonical": "https://sourcescore.org/source/pubmed/comparisons/",
  "facet": {
    "type": "source-comparator-hub",
    "source": "pubmed"
  },
  "source": {
    "slug": "pubmed",
    "name": "PubMed",
    "domain": "pubmed.ncbi.nlm.nih.gov",
    "index": 94,
    "grade": "A"
  },
  "count": 2,
  "means": {
    "partner": 88,
    "global": 82,
    "deltaVsGlobal": 6
  },
  "biggestContrast": {
    "partner": "cochrane",
    "partnerName": "Cochrane Library",
    "partnerIndex": 87,
    "partnerGrade": "A",
    "delta": 7,
    "comparison": "https://sourcescore.org/compare/cochrane-vs-pubmed/"
  },
  "pairs": [
    {
      "slug": "cochrane-vs-pubmed",
      "partner": "cochrane",
      "partnerName": "Cochrane Library",
      "partnerIndex": 87,
      "partnerGrade": "A",
      "delta": 7,
      "summary": "Meta-analyses-of-meta-analyses vs primary-literature search index — apex evidence vs raw corpus.",
      "comparisonUrl": "https://sourcescore.org/compare/cochrane-vs-pubmed/",
      "dimensionFacets": {
        "discipline": "https://sourcescore.org/compare/cochrane-vs-pubmed/discipline/",
        "modernReference": "https://sourcescore.org/compare/cochrane-vs-pubmed/modern-reference/",
        "velocity": "https://sourcescore.org/compare/cochrane-vs-pubmed/velocity/"
      }
    },
    {
      "slug": "arxiv-vs-pubmed",
      "partner": "arxiv",
      "partnerName": "arXiv",
      "partnerIndex": 89,
      "partnerGrade": "A",
      "delta": 5,
      "summary": "Preprint server vs curated literature index — two paths to academic citation.",
      "comparisonUrl": "https://sourcescore.org/compare/arxiv-vs-pubmed/",
      "dimensionFacets": {
        "discipline": "https://sourcescore.org/compare/arxiv-vs-pubmed/discipline/",
        "modernReference": "https://sourcescore.org/compare/arxiv-vs-pubmed/modern-reference/",
        "velocity": "https://sourcescore.org/compare/arxiv-vs-pubmed/velocity/"
      }
    }
  ],
  "verdict": "PubMed ranges from a 7-point gap with Cochrane Library to direct head-to-heads with 1 other sources.",
  "license": "CC-BY-4.0"
}