For citations:
Kulagina T.Yu., Sandrikov V.A., Zyabirova R.Z., Petrova J.N., Klimenko V.S., Vlasova N.V. The rate of myocardial contraction in the assessment of diastolic function. Medical alphabet. 2021;(15):28-32. (In Russ.) https://doi.org/10.33667/2078-5631-2021-15-28-32