For citations:

Yakovlev A.V., Efremov I.A., Ryabikov A.N., Yakovleva N.F., Shirokikh I.V., Shilov S.N., Teplyakov A.T., Grakova E.V., Kopeva K.V. ECHOCARDIOGRAPHIC PREDICTORS OF ADVERSE CLINICAL EVENTS IN HEART FAILURE WITH PRESERVED LEFT VENTRICULAR EJECTION FRACTION IN COMBINATION WITH OBSTRUCTIVE SLEEP APNEA. Complex Issues of Cardiovascular Diseases. 2023;12(3):161-172. (In Russ.) https://doi.org/10.17802/2306-1278-2023-12-3-161-172