title: [Contribution to the occurrence of duodenal ulcer perforation in children].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003604:Czechoslovakia; D004381:Duodenal Ulcer / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D010439:Peptic Ulcer Perforation / Q000453:epidemiology*
vernacular_title: Príspĕvek k výskytu perforace duodenálního vredu u dĕtí.