title: [Outstanding, disputed, and unresolved issues in biliary pathology].
authors.forename: A A
authors.initials: AA
authors.lastname: Il'chenko
mesh_terms: D001660:Biliary Tract Diseases / Q000175:diagnosis / Q000628:therapy*; D005762:Gastroenterology / Q000379:methods / Q000639:trends; D006801:Humans