title: [5 Stages of normal duodenal tube and their modifications in diseases of the gallbladder and bile ducts].
authors.forename: J
authors.initials: J
authors.lastname: VARELA LOPEZ
authors.forename: B
authors.initials: B
authors.lastname: VARELA FUENTES
authors.forename: G
authors.initials: G
authors.lastname: MARTINEZ PRADO
mesh_terms: D001652:Bile Ducts; D005704:Gallbladder; D006801:Humans