[PERFORATING GASTRIC AND DUODENAL ULCER IN YOUNG PATIENTS].
D000293:Adolescent; D001699:Biometry; D004381:Duodenal Ulcer; D006801:Humans; D010439:Peptic Ulcer Perforation; D013223:Statistics as Topic
ADOLESCENCE; PEPTIC ULCER PERFORATION; STATISTICS
PROBODNAIA IAZVA ZHELUDKA I DVENADTSATIPERSTNO I KISHKI U LITS MOLODOGO VOZRASTA.