For citations:

Trivozhenko A.B., Yaroshuk S.A., Semenova J.V., Radzivil T.T., Kozlov S.V. Stress-echocardiography in evaluation of left ventricular inotropic reserve at stages of medical rehabilitation in patients after coronary surgery. Siberian Journal of Clinical and Experimental Medicine. 2014;29(2):57-62. (In Russ.) https://doi.org/10.29001/2073-8552-2014-29-2-57-62