Cholera and estuarine salinity in Calcutta and London.
D002771:Cholera / Q000453:epidemiology / Q000382:microbiology / Q000635:transmission*; D004196:Disease Outbreaks / Q000453:epidemiology; D004326:Drinking; D006801:Humans; D007194:India; D008131:London; D009994:Osmolar Concentration; D012621:Seasons; D014734:Vibrio cholerae / Q000502:physiology*; D014871:Water Microbiology; D014881:Water Supply / Q000032:analysis*