[Stomach and duodenal ulcer].
D000208:Acute Disease; D000328:Adult; D000368:Aged; D002908:Chronic Disease; D004381:Duodenal Ulcer / Q000473:pathology; D004386:Duodenum / Q000473:pathology; D006801:Humans; D008875:Middle Aged; D010437:Peptic Ulcer / Q000473:pathology*; D013270:Stomach / Q000473:pathology; D013276:Stomach Ulcer / Q000473:pathology
K voprosu o iazvennykh porazheniiakh zheludka i dvenadtsatiperstnoĭ kishki.