FEATURES OF PERIOPERATIVE MANAGEMENT OF PEDIATRIC PATIENTS WITH CONGENITAL HEART DEFECTS Article Sheker R.B., Nurgalin R.R., Yakovleva G.M., Zholobova N.A., Nikonova F.N., Kozhushkov V.A., Kozhushkov I.A., Chebotar N.E., Mussova I.A., Bychkova V.I. Cardiometry. Российский новый университет. 2023. P. 118-125