[ACUTE PEPTIC ULCER PERFORATION AS AN EARLY COMPLICATION FOLLOWING ULCER SURGERY].
D004381:Duodenal Ulcer; D006801:Humans; D010439:Peptic Ulcer Perforation; D010538:Peritonitis; D011178:Postgastrectomy Syndromes; D011183:Postoperative Complications; D014456:Ulcer
DUODENAL ULCER; PEPTIC ULCER PERFORATION; PERITONITIS; POSTGASTRECTOMY SYNDROMES; POSTOPERATIVE COMPLICATIONS