For citations:

Azarapetyan L.G., Hayrapetyan G.G., Grigoryan S.V. Possible risk factors for atrial fibrillation in patients with heart failure with mildly reduced ejection fraction. Russian Journal of Cardiology. 2024;29(1S):5769. (In Russ.) https://doi.org/10.15829/1560-4071-2024-5769. EDN: IAADCO