For citations:

Nikiforov V.S., Palagutin M.S., Tyutin A.R. The early echocardiographic marks of the myocardial dysfunction in patients with arterial hypertension and paroxisms of atrial fibrillation. Regional blood circulation and microcirculation. 2013;12(1):71-75. (In Russ.) https://doi.org/10.24884/1682-6655-2013-12-1-71-75