Smallpox--no longer is it only a disease of historical interest.
Hedge
Dennis D
DD
D023482:Bioterrorism / Q000266:history; D049671:History, 18th Century; D049673:History, 20th Century; D006801:Humans; D012899:Smallpox / Q000266:history / Q000517:prevention & control / Q000635:transmission*; D012900:Smallpox Vaccine / Q000009:adverse effects
D012900:Smallpox Vaccine