Cholangiopancreatography, Endoscopic RetrogradeCholedocholithiasisSphincterotomy, EndoscopicBiliary Tract DiseasesPancreatitisHyperamylasemiaCommon Bile Duct DiseasesCholangiographyCholangitisCommon Bile DuctPancreatic DiseasesPancreatic DuctsSphincter of Oddi DysfunctionBile Duct DiseasesCholecystectomy, LaparoscopicDuodenoscopesDrug-Seeking BehaviorEndosonographyJaundiceAmpulla of VaterGastroenterologyCryptomeriaBiliary FistulaCholelithiasisCholestasisPancreatic PseudocystEndoscopes, GastrointestinalDuodenoscopyBile DuctsCholedochostomyPneumoradiographyDuodenal DiseasesBiliary TractEndoscopesPancreatic FistulaEndoscopySphincter of OddiCommon Bile Duct NeoplasmsCholecystectomyCatheterizationGabexateBiliary Tract Surgical ProceduresAnastomosis, Roux-en-YBiliary Tract NeoplasmsRetrospective StudiesColicBile Duct NeoplasmsEndoscopy, Digestive SystemTreatment OutcomeDiverticulumCholecystolithiasisAcute DiseaseCholestasis, ExtrahepaticAmylasesDouble-Balloon EnteroscopyLithiasisPostoperative ComplicationsBile Ducts, IntrahepaticPancreatic NeoplasmsPancreatitis, ChronicHepatic Duct, CommonCalculiPancreasGastroenterostomyAbdominal PainConstriction, PathologicConscious SedationCholecystitis, AcuteCholedochal CystStentsRomaniaCystic DuctPreoperative CareRadiation MonitoringProspective StudiesCholangiocarcinomaCholecystitisGallbladder DiseasesBilePostcholecystectomy SyndromeDuodenumOperative TimeCathetersLithotripsyIntestinal PerforationPleural DiseasesPancreaticojejunostomyPancreatic JuiceRadiation ProtectionIntraoperative CareMirizzi SyndromeTrypsinogenLaparoscopyTomography, X-Ray ComputedEndoscopy, GastrointestinalForeign-Body MigrationGallbladder NeoplasmsCholangitis, SclerosingSensitivity and SpecificityLength of Stay