Lie, K J Synergism and antagonism between two trematode species in the snail Lymnaea rubiginosa. [electronic resource] - International journal for parasitology Nov 1973 - 729-33 p. digital Publication Type: Journal Article ISSN: 0020-7519 Standard No.: 10.1016/0020-7519(73)90064-7 doi Subjects--Topical Terms: AnimalsEchinostomaEcologyLymnaeaTrematoda