Plague and cholera surveillance in southern Africa.
D000818:Animals; D002771:Cholera / Q000453:epidemiology* / Q000266:history; D004196:Disease Outbreaks; D004285:Dogs; D006168:Guinea Pigs; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D051379:Mice; D010930:Plague / Q000453:epidemiology* / Q000266:history / Q000635:transmission; D051381:Rats; D013019:South Africa