[Peptic ulcer].
D004384:Duodenoscopy; D005773:Gastroscopy; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications / Q000175:diagnosis / Q000000981:diagnostic imaging; D011859:Radiography; D012008:Recurrence; D013274:Stomach Neoplasms / Q000209:etiology
Das peptische Ulkus.