Bilharziasis survey in British West and East Africa, Nyasaland and the Rhodesias.
D000351:Africa, Eastern; D006801:Humans; D008295:Malawi; D009017:Morbidity; D012552:Schistosomiasis / Q000453:epidemiology*; D015024:Zambia; D015030:Zimbabwe
SCHISTOSOMIASIS/epidemiology