For citations:
Bart B.Ya., Kulbachinskaya O.M., Dergunova E.N., Vartanyan E.A. ASSESSMENT OF THE RIGHT HEART FUNCTION USING TISSUE DOPPLER-ECHOCARDIOGRAPHY IN PATIENTS WITH CHRONIC OBSTRUCTIVE LUNG DISEASE. PULMONOLOGIYA. 2014;(2):78-83. (In Russ.) https://doi.org/10.18093/0869-0189-2014-0-2-78-83