Cholestasis, IntrahepaticCholestasisBile Ducts, Intrahepatic1-NaphthylisothiocyanateCholestasis, ExtrahepaticUrsodeoxycholic AcidCitrullinemiaCholagogues and CholereticsP-GlycoproteinsBile Acids and SaltsPruritusPregnancy ComplicationsBile CanaliculiCholic AcidATP-Binding Cassette TransportersLiver Function TestsLiverLithocholic AcidNoxaeNorethandrolonePregnanetriolBiliary AtresiaMitragynaBilirubinKveim TestBilePortasystemic Shunt, Transjugular IntrahepaticLiver DiseasesCholangiocarcinomaLiver FailureMetabolism, Inborn ErrorsPregnancygamma-GlutamyltransferaseBile Duct NeoplasmsBile DuctsOrganic Anion TransportersMitochondrial Membrane Transport ProteinsAdenosine TriphosphatasesLiver TransplantationInfant, NewbornPregnancy Outcome