The development of the virus concept as reflected in corpora of studies on individual pathogens. 5. Smallpox and the evolution of ideas on acute (viral) infections.
D004739:England; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D049690:History, Ancient; D049691:History, Medieval; D006801:Humans; D012899:Smallpox / Q000266:history*; D014611:Vaccination / Q000266:history; D014773:Virology / Q000266:history*; D014776:Virus Cultivation / Q000266:history; D014777:Virus Diseases / Q000266:history