title: Three-dimensional intraductal ultrasonography.
authors.forename: K
authors.initials: K
authors.lastname: Inui
mesh_terms: D001650:Bile Duct Neoplasms / Q000000981:diagnostic imaging*; D017734:Bile Ducts, Extrahepatic / Q000000981:diagnostic imaging*; D006801:Humans; D014463:Ultrasonography / Q000379:methods