Bilharzia survey in the eastern Caprivi, northern Bechuanaland and northern South West Africa.
D005243:Feces / Q000032:analysis; D006801:Humans; D012547:Schistosoma / Q000032:analysis*; D012552:Schistosomiasis / Q000453:epidemiology* / Q000652:urine; D012908:Snails; D013019:South Africa; D014876:Water Pollution; D014881:Water Supply / Q000032:analysis