[Clean drinking water for everyone in 1990].
D001766:Blindness / Q000209:etiology; D003906:Developing Countries; D005759:Gastroenteritis / Q000209:etiology*; D006801:Humans; D008288:Malaria / Q000209:etiology*; D012552:Schistosomiasis / Q000209:etiology; D014871:Water Microbiology; D014876:Water Pollution / Q000517:prevention & control; D014944:World Health Organization
Reines Trinkwasser für alle bis 1990.