The orgins of vaccinia virus--an even shorter rejoinder.
Baxby
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University of Liverpool, UK.
D000820:Animal Diseases / Q000266:history*; D000818:Animals; D015605:Cowpox / Q000266:history*; D006663:Historiography; D049711:History, Modern 1601-; D006801:Humans; D007114:Immunization / Q000266:history*; D012899:Smallpox / Q000266:history*; D006113:United Kingdom; D014612:Vaccines / Q000266:history*
D014612:Vaccines