title: [Letter: Peptic ulcer and lung cancer].
mesh_terms: D001344:Autopsy; D001984:Bronchial Neoplasms / Q000150:complications / Q000473:pathology; D004381:Duodenal Ulcer / Q000150:complications; D005260:Female; D005743:Gastrectomy; D005859:Germany, East; D006801:Humans; D008175:Lung Neoplasms / Q000150:complications*; D008297:Male; D010437:Peptic Ulcer / Q000150:complications* / Q000473:pathology; D012189:Retrospective Studies; D013276:Stomach Ulcer / Q000150:complications
vernacular_title: Ulkuskrankheit und Lungenkrebs.