CholelithiasisGallstonesCholecystectomyGallbladderCholecystitisCholecystographyCholecystectomy, LaparoscopicBileCholecystolithiasisGallbladder DiseasesCholedocholithiasisGallbladder NeoplasmsBiliary FistulaCholangiographyBilirubinBile Acids and SaltsCystic DuctIleusCholangiopancreatography, Endoscopic RetrogradeUrsodeoxycholic AcidPancreatitisCholesterolBiliary TractAnthracosilicosisCommon Bile DuctBiliary Tract DiseasesTechnetium Tc 99m LidofeninOpiumGilbert DiseaseBile PigmentsCholangitisChenodeoxycholic AcidIntestinal FistulaSitus InversusAnemia, Sickle CellBile Duct DiseasesCholangiopancreatography, Magnetic ResonanceSomatotypesGallbladder EmptyingBile Ducts, IntrahepaticCzechoslovakiaRetrospective StudiesGlucuronosyltransferaseCholestasisUltrasonographyCholestasis, ExtrahepaticMice, Inbred AKRBile DuctsLipidsCzech RepublicCase-Control StudiesPostoperative ComplicationsCholecystitis, AcutePhospholipidsRisk FactorsAcute DiseaseLiverSex FactorsSphincterotomy, Endoscopicbeta-ThalassemiaTreatment Outcome