Ecology and environment. 1. Health problems of water management.
D000351:Africa, Eastern; D000383:Agriculture; D003365:Costs and Cost Analysis; D003906:Developing Countries; D004196:Disease Outbreaks; D004812:Epidemiologic Methods; D011634:Public Health; D012423:Rural Health; D012722:Sewage; D014507:Urbanization; D014876:Water Pollution; D014881:Water Supply
D012722:Sewage