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