For citations:

Yushkevich E.K., Petrova E.B., Mitkovskaya N.P. Structural and functional left heart changes in the working age individuals with obstructive seep apnea syndrome (OSAS). Emergency Cardiology and Cardiovascular Risks journal. 2021;5(1):1184-1189. (In Russ.) https://doi.org/10.51922/2616-633X.2021.5.2.1184