[The diagnosis of extrabulbar low duodenal ulcers].
D000328:Adult; D000368:Aged; D004381:Duodenal Ulcer / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography
Diagnostika vnelukovichnykh, nizko raspolozhennykh iazv dvenadtsatiperstnoĭ kishki.