title: [Stomach and duodenal ulcer perforation in children].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004381:Duodenal Ulcer / Q000150:complications* / Q000601:surgery; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D010439:Peptic Ulcer Perforation / Q000601:surgery*; D013276:Stomach Ulcer / Q000150:complications* / Q000601:surgery
vernacular_title: Perforativnye iazvy zheludka i dvenadtsatiperstnoĭ kishki u deteĭ.