title: [Polypoid structures of the bulbus duodeni]].
authors.forename: Peter
authors.initials: P
authors.lastname: Stiefelhagen
mesh_terms: D000328:Adult; D002828:Choristoma / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000175:diagnosis* / Q000209:etiology*; D004384:Duodenoscopy; D005753:Gastric Mucosa; D006801:Humans; D008297:Male; D011127:Polyps / Q000175:diagnosis* / Q000209:etiology*