FasciolaFasciola hepaticaFascioliasisTrematode InfectionsOpisthorchisTrematodaAntibodies, HelminthOpisthorchiasisAntigens, HelminthDicrocoeliumHelminth ProteinsAnthelminticsHeterophyidaeDNA, HelminthLymnaeaEchinostomaEchinostomiasisMetacercariaeClonorchiasisAntiplatyhelmintic AgentsAspermiaSnailsSchistosoma mansoniParamphistomatidaeParasite Egg CountCathepsin LParagonimusSheep DiseasesParasitologyHost-Parasite InteractionsParagonimiasisCathepsinsTetraoxanesBenzimidazolesMolluscacidesHelminthsDNA, Ribosomal SpacerFood ParasitologyLife Cycle StagesNasturtiumGeographic MappingDisease VectorsHelminthiasis, AnimalFecesParagonimus westermaniLaosClonorchis sinensisLung Diseases, ParasiticSheepSchistosoma japonicumSchistosomatidaeSaposinsCubaIntestinal Diseases, ParasiticPraziquantel