For citations:

Teplova Yu.E., Lyapina I.N., Shaleva V.A., Kuzmina O.K., Evtushenko A.V., Barbarash O.L. "Portrait" of patients with pulmonary hypertension, associated with mitral valve diseases before cardiac surgery. Complex Issues of Cardiovascular Diseases. 2021;10(2):83-88. (In Russ.) https://doi.org/10.17802/2306-1278-2021-10-2S-83-88