Petrovic, Marija, et al. “The Value of Stress Echocardiography Imaging and Functional Parameters in Patients With AVR Lead ST-Segment Elevation During an Exercise Stress Test to Detect Significant Left Main Stenosis”. Acta Medica Academica, vol. 50, no. 3, Feb. 2022, pp. 358-64, doi:10.5644/ama2006-124.354.