JORGE JANZ, G [Preliminary study of the existence of mansoni bilharziasis in Alto Zambeze (Angola)]. [electronic resource] - Anais do Instituto de Medicina Tropical - 377-87 p. digital Publication Type: Journal Article ISSN: 0365-3307 Subjects--Topical Terms: AngolaAnimalsHumansSchistosoma mansoniSchistosomiasis--epidemiology