title: [Echocardiographic parameters in healthy preschool and schoolchildren].
authors.forename: A P
authors.initials: AP
authors.lastname: Ivanov
authors.forename: I I
authors.initials: II
authors.lastname: Isaev
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004452:Echocardiography; D006321:Heart / Q000502:physiology*; D006801:Humans; D009200:Myocardial Contraction; D012015:Reference Standards
vernacular_title: Ekhokardiograficheskie parametry adorovykh deteĭ doshkol'nogo i shkol'nogo vozrasta.