title: [Clinical and social aspects of studying peptic ulcer and gastroduodenitis in children].
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D004378:Duodenal Diseases / Q000209:etiology*; D004751:Enteritis / Q000209:etiology; D005191:Family Characteristics; D005260:Female; D005756:Gastritis / Q000209:etiology*; D006801:Humans; D008297:Male; D009748:Nutrition Disorders / Q000150:complications; D010375:Pedigree; D010437:Peptic Ulcer / Q000209:etiology*
vernacular_title: Kliniko-sotsial'nye aspekty izucheniia iazvennoĭ bolezni i gastroduodenitov u deteĭ.