title: [Methodological aspects of clinical-differential diagnosis of gastroduodenal pathology in children].
mesh_terms: D002648:Child; D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000175:diagnosis*; D006801:Humans; D008722:Methods; D013272:Stomach Diseases / Q000175:diagnosis*
vernacular_title: Metodicheskie aspekty kliniko-differentsial'noĭ diagnostiki gastroduodenal'noĭ patologii u deteĭ.