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      "statement": "# Barnard: interim report of a human cardiac transplant\n\nReported the December 1967 transplantation of a cadaveric human heart into a patient with end-stage cardiac disease and described the operative approach and early course.\n\n## Scientific scope\n\nThe exact target paper is sole-authored, but the operation was a multidisciplinary team achievement built on extensive prior transplantation research. This record does not assign the entire operation to the paper author or claim durable survival.\n\n## Reading status\n\nThis is a source-linked WRS catalogue note. A full explanatory guide and independent scientific reconstruction have not been completed for this entry. Read the identified original work for its complete narrative and arguments.\n\n## People and systems\n\nChristiaan N. Barnard\n\nThe named authors contributed to this scoped work; individual effort shares and later applications are not assigned by the byline.\n\n\n\n## Original sources\n\n- [Barnard, A Human Cardiac Transplant: An Interim Report](https://www.netcare.co.za/Portals/0/Images/Content-Images/PDF/South-African-Medical-Journal.pdf)\n",
      "summary": "Reported the December 1967 transplantation of a cadaveric human heart into a patient with end-stage cardiac disease and described the operative approach and early course.",
      "title": "Barnard: interim report of a human cardiac transplant"
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    "id": "barnard-human-cardiac-transplant-report-1967",
    "entry_id": "barnard-human-cardiac-transplant-report-1967",
    "revision": 1,
    "title": "Barnard: interim report of a human cardiac transplant",
    "context": "Transplantation",
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    "scope": "Sole-authored interim report of a multidisciplinary operation; no durable-survival claim or sole personal credit for the team.",
    "evidence_summary": "The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The exact target paper is sole-authored, but the operation was a multidisciplinary team achievement built on extensive prior transplantation research. This record does not assign the entire operation to the paper author or claim durable survival.",
    "references": [
      {
        "title": "Barnard, A Human Cardiac Transplant: An Interim Report",
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