PancreatitisGallstonesBiliary Tract DiseasesCholangiopancreatography, Endoscopic RetrogradeCholelithiasisSphincterotomy, EndoscopicCholecystectomyAcute DiseaseTaurolithocholic AcidPancreatitis, ChronicCholecystectomy, LaparoscopicAmylasesDrainagePancreatitis, Acute NecrotizingPancreatitis, AlcoholicCeruletidePancreasTrypsinogenPancreatic DuctsPancreatic PseudocystPancreatic DiseasesPancreas, ExocrineLipasePancreatic Function TestsAcinar CellsHyperamylasemiaCholangiopancreatography, Magnetic ResonancePancreatic JuicePancreatic NeoplasmsTaurocholic AcidChronic DiseaseAbdominal PainGabexatePancreatectomyCalculiPancreaticojejunostomy