Myths in medicine. Jenner did not discover vaccination.
Horton
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D004739:England; D049671:History, 18th Century; D049672:History, 19th Century; D006801:Humans; D012899:Smallpox / Q000266:history / Q000517:prevention & control; D012900:Smallpox Vaccine / Q000266:history*; D014611:Vaccination / Q000266:history*
D012900:Smallpox Vaccine