Ito, J Studies on the fresh water Cercariae in Leyte Island, Philippines. 2. Cercariae from Oncomelania quadrasi. [electronic resource] - The Japanese journal of experimental medicine Jun 1977 - 151-62 p. digital Publication Type: Journal Article ISSN: 0021-5031 Subjects--Topical Terms: AnimalsFresh WaterLarvaPhilippinesSchistosoma--anatomy & histologySnails--parasitologyTrematoda--anatomy & histology