A three-year study of Lymnaea truncatula habitats, disease foci of fascioliasis.
D000818:Animals; D004463:Ecology; D004739:England; D005210:Fasciola hepatica; D005211:Fascioliasis / Q000453:epidemiology / Q000662:veterinary*; D008195:Lymnaea / Q000469:parasitology / Q000502:physiology*; D012756:Sheep; D012757:Sheep Diseases / Q000453:epidemiology*; D014887:Weather