For citations:
Ivanova A.A., Dzhioeva O.N., Lavrenova E.A., Rogozhkina E.A., Drapkina O.M. Diagnostic challenges of heart failure with preserved ejection fraction: focus on echocardiography. Cardiovascular Therapy and Prevention. 2023;22(5):3565. (In Russ.) https://doi.org/10.15829/1728-8800-2023-3565