title: [Development of polycythemia in long-term peptic ulcer patients].
mesh_terms: D000328:Adult; D002908:Chronic Disease; D006801:Humans; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000150:complications* / Q000473:pathology; D011086:Polycythemia / Q000209:etiology* / Q000473:pathology
vernacular_title: Razvitie politsitemii u dlitel'no stradaiushchikh iazvennoĭ bolezn'iu.