[Potentialities of roentgenological examinations in detecting penetrating duodenal ulcers].
D000328:Adult; D004381:Duodenal Ulcer / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D011859:Radiography
Vozmozhnosti rentgenologicheskogo issledovaniia v raspoznavanii penetriruiushchikh iazv dvenadtsatiperstnoĭ kishki.