title: [New therapeutic approaches are in the clinical trial].
authors.forename: Peter
authors.initials: P
authors.lastname: Stiefelhagen
mesh_terms: D002761:Cholangitis / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D006801:Humans; D007536:Isomerism; D014580:Ursodeoxycholic Acid / Q000737:chemistry* / Q000627:therapeutic use*
chemical_list: D014580:Ursodeoxycholic Acid