title: Double pylorus as a cause of gastrointestinal bleeding.
authors.affiliation: Division of Gastroenterology, Klinik für Innere Medizin, Universität Rostock, Germany.
authors.forename: D
authors.initials: D
authors.lastname: Ehrhardt
authors.forename: M
authors.initials: M
authors.lastname: Löhr
authors.forename: S
authors.initials: S
authors.lastname: Liebe
mesh_terms: D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011708:Pylorus / Q000002:abnormalities*