title: [Age features of morphological and functional myocardial development in 5-9 year old children].
authors.forename: G V
authors.initials: GV
authors.lastname: Kmit'
authors.forename: L V
authors.initials: LV
authors.lastname: Rubleva
mesh_terms: D002648:Child; D002675:Child, Preschool; D004452:Echocardiography; D004562:Electrocardiography; D006321:Heart / Q000254:growth & development* / Q000502:physiology*; D006801:Humans