For citations:
Meshcherina N.S., Khardikova E.M., Saraev I.A. Atrial fibrillation: review of the European Society of Cardiology guidelines and national guidelines 2020. Kursk Scientific and Practical Bulletin "Man and His Health". 2020;(4):21-29. (In Russ.) https://doi.org/10.21626/vestnik/2020-4/03