For citations:
Chernykh NY, Tarasova AA, Groznova OS, Shigabeev IM. Left ventricular myocardial strain and electrocardiographic changes in children with hypertrophic cardiomyopathy. Meditsinskiy sovet = Medical Council. 2021;(11):124-132. (In Russ.) https://doi.org/10.21518/2079-701X-2021-11-124-132