Cholera in 1991.
D000349:Africa / Q000453:epidemiology; D000569:Americas / Q000453:epidemiology; D000818:Animals; D001208:Asia / Q000453:epidemiology; D002771:Cholera / Q000453:epidemiology* / Q000401:mortality / Q000635:transmission; D004196:Disease Outbreaks; D004199:Disease Vectors; D005060:Europe / Q000453:epidemiology; D005506:Food Contamination; D006801:Humans