%0 Journal Article %T HEART RHYTHM VARIABILITY IN CHILDREN WITH VENTRICULAR SEPTAL DEFECT %A Kaladze, N.N. %A Yuschenko, A.Y. %K children, interventricular septal defect, heart rate variability %J Tavricheskiy Mediko-Biologicheskiy Vestnik %D 2022 %N 23 %P 5 %I V.I. Vernadsky Crimean Federal University