Biliary Tract Surgical ProceduresBiliary Tract NeoplasmsBiliary Tract DiseasesBiliary TractEndoscopy, GastrointestinalEndoscopyNeuroendoscopyConscious SedationCholangiopancreatography, Endoscopic RetrogradeEndoscopy, Digestive SystemEndoscopes, GastrointestinalEndoscopesSphincterotomy, TranshepaticGastroscopyHemostasis, EndoscopicGastrointestinal HemorrhageColonoscopyGastroenterologyGallbladder NeoplasmsPropofolUreteroscopesEndosonographyTreatment OutcomeHypnotics and SedativesRetrospective StudiesDrainagePostoperative ComplicationsSurgical Procedures, OperativeSurgical Procedures, Minimally InvasiveCholangiocarcinomaEsophagoscopyGastrointestinal DiseasesGallstonesBile Duct NeoplasmsCholelithiasisBile Ducts, ExtrahepaticCholecystectomyDisinfectionProspective StudiesBile Ducts, IntrahepaticCholangitisGallbladderAmpulla of VaterLaparoscopyBile DuctsFollow-Up StudiesTomography, X-Ray ComputedCommon Bile DuctCholedochostomyBileBiopsyCholecystitisCholestasisCholangiographySurgical Procedures, MinorBiliary FistulaTime FactorsBile Duct DiseasesAmbulatory Surgical ProceduresVascular Surgical Procedures