[RESULTS OF SURGICAL TREATMENT OF PERFORATED GASTRODUODENAL ULCER].
D010439:Peptic Ulcer Perforation; D013514:Surgical Procedures, Operative
PEPTIC ULCER PERFORATION; SURGERY, OPERATIVE
REZUL'TATY KHIRURGICHESKOGO LECHENIIA PROBODNYKH GASTRODUODENAL'NYKH IAZV.