[Repeated perforation of a penetrating duodenal ulcer].
D004381:Duodenal Ulcer / Q000150:complications*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010439:Peptic Ulcer Perforation / Q000473:pathology*; D012008:Recurrence
Povtornaia perforatsiia penetriruiushcheĭ iazvy dvenadtsatiperstnoĭ kishki