For citations:

Polyakov A.S., Tyrenko V.V., Kryukov E.V., Noskov Ya.A. Optimal choice of prophylactic anticoagulant therapy for nonvalvular atrial fibrillation in the context of COVID-19 pandemic. Russian Journal of Cardiology. 2021;26(8):4607. (In Russ.) https://doi.org/10.15829/1560-4071-2021-4607