[Cholera: current problem].
D000349:Africa; D001208:Asia; D002771:Cholera / Q000453:epidemiology* / Q000517:prevention & control; D022121:Cholera Vaccines; D004196:Disease Outbreaks; D006801:Humans; D007558:Italy
D022121:Cholera Vaccines
Colera: problema di attualità.