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      "statement": "# Blumberg, Alter and Visnich: a new antigen in leukemia sera\n\nReported a newly observed serum antigen-antibody system, later known as Australia antigen, using agar-gel diffusion among transfused patients and sampled populations.\n\n## Scientific scope\n\nThe record is the exact three-author 1965 JAMA paper. The paper did not yet establish that the antigen was hepatitis B surface antigen, prove viral causation or demonstrate a vaccine; those later identifications and applications remain separate.\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\nBaruch S. Blumberg; Harvey J. Alter; Sam Visnich\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- [JAMA page for A New Antigen in Leukemia Sera](https://jamanetwork.com/journals/jama/article-abstract/654843)\n- [University-hosted citation retrospective for Australia antigen paper](https://garfield.library.upenn.edu/classics1979/A1979HW50100001.pdf)\n",
      "summary": "Reported a newly observed serum antigen-antibody system, later known as Australia antigen, using agar-gel diffusion among transfused patients and sampled populations.",
      "title": "Blumberg, Alter and Visnich: a new antigen in leukemia sera"
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    "title": "Blumberg, Alter and Visnich: a new antigen in leukemia sera",
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