Puri, V. K., Mukul Misra, Kumar Bhandari, and M. Hasan. “ST Segment Depression on Exercise Testing in Chronic Aortic Regurgitation As a Criterion of Left Ventricular Dysfunction”. Pakistan Heart Journal 19, no. 1 (September 18, 2012). Accessed November 24, 2024. https://pakheartjournal.com/index.php/pk/article/view/359.