For citations:

Lazarkov P.V., Orekhova E.N., Khlynova O.V., Shekhmametyev R.M., Belov V.A. THE POSSIBILITY OF PREDICTING LEFT VENTRICULAR DYSFUNCTION IN THE EARLY POSTOPERATIVE PERIOD IN CHILDREN WITH VENTRICULAR SEPTAL DEFECT. Complex Issues of Cardiovascular Diseases. 2023;12(4):108-119. (In Russ.) https://doi.org/10.17802/2306-1278-2023-12-4-108-119