title: The maintenance of Philippine and other strains of Schistosoma japonicum in the laboratory and the differences among Philippine strains of Oncomelania.
mesh_terms: D000818:Animals; D000941:Antigens; D004950:Esterases / Q000378:metabolism; D007753:Laboratories; D011233:Precipitin Tests; D011817:Rabbits; D012547:Schistosoma / Q000254:growth & development / Q000502:physiology; D012908:Snails / Q000201:enzymology / Q000276:immunology*; D014481:United States
chemical_list: D000941:Antigens; D004950:Esterases