Chingwena, G Larval trematode infections in freshwater snails from the highveld and lowveld areas of Zimbabwe. [electronic resource] - Journal of helminthology Dec 2002 - 283-93 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0022-149X Standard No.: 10.1079/JOH2002132 doi Subjects--Topical Terms: AnimalsBiomphalaria--parasitologyBulinus--parasitologyDisease VectorsFresh WaterLarvaPrevalenceSeasonsSnails--parasitologyTrematode Infections--epidemiologyZimbabwe--epidemiology