title: [Features of the clinical course, diagnosis and results of treatment of covered perforations of gastroduodenal ulcers].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003937:Diagnosis, Differential; D004381:Duodenal Ulcer / Q000150:complications*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010439:Peptic Ulcer Perforation / Q000175:diagnosis*; D013276:Stomach Ulcer / Q000150:complications*
vernacular_title: Osobennosti klinicheskogo techeniia, diagnostika i rezul'taty lecheniia prikrytykh perforatsiĭ gastroduodenal'nykh iazv.