title: Are gastric ulcer and duodenal ulcer different diseases?
authors.forename: F
authors.initials: F
authors.lastname: HOLLANDER
mesh_terms: D004381:Duodenal Ulcer; D006801:Humans; D010437:Peptic Ulcer / Q000145:classification*; D013276:Stomach Ulcer
keywords: PEPTIC ULCER/classification