title: [Characteristics of roentgenological image of ulcer disease in middle-aged and old persons].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D004381:Duodenal Ulcer / Q000000981:diagnostic imaging; D006801:Humans; D008875:Middle Aged; D010437:Peptic Ulcer / Q000000981:diagnostic imaging*; D011859:Radiography; D013276:Stomach Ulcer / Q000000981:diagnostic imaging
vernacular_title: Osobennosti rentgenologicheskoĭ kartiny iazvennoĭ bolezni u lits pozhilogo i starcheskogo vozrasta