title: [Clinico-pathogenetic characteristics of gastroduodenal diseases in preschool children].
mesh_terms: D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D004378:Duodenal Diseases / Q000175:diagnosis* / Q000209:etiology; D005260:Female; D006801:Humans; D008297:Male; D013272:Stomach Diseases / Q000175:diagnosis* / Q000209:etiology
vernacular_title: Kliniko-patogeneticheskie osobennosti zabolevaniĭ gastroduodenal'noĭ sistemy u deteĭ doshkol'nogo vozrasta.