title: Systematization of indirect radiological signs of gastric ulcer.
authors.forename: M
authors.initials: M
authors.lastname: DE ABREU CAMPANARIO
mesh_terms: D010437:Peptic Ulcer / Q000000981:diagnostic imaging*; D011859:Radiography
vernacular_title: Sistematização dos sinais radiológicos indiretos da úlcera gástrica.