For citations:

Shvets D.A., Povetkin S.V. Clinical significance in the time course of rotation/twist in reducing left ventricular strain in patients with unstable angina and myocardial infarction with preserved ejection fraction of the left ventricle according to speckle tracking echocardiography. Ultrasound & Functional Diagnostics. 2025;31(1):60-73. (In Russ.) https://doi.org/10.24835/1607-0771-014