For citations:

Semenov V.Yu., Kovalenko O.A. CHANGES IN THE NUMBER OF CORONARY BYPASS SURGERY IN SOME REGIONS OF THE RUSSIAN FEDERATION IN 2019–2021. Complex Issues of Cardiovascular Diseases. 2024;13(3):83-91. (In Russ.) https://doi.org/10.17802/2306-1278-2024-13-3-83-91