CholangiocarcinomaBile Duct NeoplasmsBile Ducts, IntrahepaticAdenoma, Bile DuctKlatskin's TumorBile Ducts, ExtrahepaticOpisthorchisOpisthorchiasisBiliary Tract Surgical ProceduresCholangitis, SclerosingHepatic Duct, CommonLiver NeoplasmsHepatectomyLithiasisClonorchiasisFascioliasisBile DuctsRetrospective StudiesFasciola hepaticaThailandCholangiopancreatography, Endoscopic RetrogradeClonorchis sinensisGallbladder NeoplasmsPrognosisJaundice, ObstructiveCholangitisBiliary Tract NeoplasmsSensitivity and SpecificityCA-19-9 AntigenCell Line, TumorDelayed DiagnosisTreatment OutcomeDrainageTumor Markers, BiologicalCarcinoma, HepatocellularCholangiopancreatography, Magnetic ResonancePrenatal DiagnosisSurvival RateEarly DiagnosisCholangiographyThioacetamideImmunohistochemistryIridium RadioisotopesTomography, X-Ray ComputedFood ParasitologyCholedochal CystLiver TransplantationPortal VeinNeoplasm InvasivenessNeoplasm StagingKaplan-Meier EstimateCell ProliferationPalliative Care