Fasciola hepaticaFascioliasisFasciolaOpisthorchisOpisthorchiasisDicrocoeliumClonorchis sinensisTrematode InfectionsClonorchiasisFasciolidaeTrematodaMetacercariaeHelminth ProteinsAntibodies, HelminthAntigens, HelminthCholangiocarcinomaHeterophyidaeAnthelminticsBile Ducts, IntrahepaticDNA, HelminthFood ParasitologyBile Duct NeoplasmsCathepsin FHelminthiasis, AnimalThailand