Adil, Muhammad, Muhammad Hafizullah, Hikmatullah Jan, Muhammad Majid Paracha, and Sadaf Qazi. 2011. “DIAGNOSTIC YIELD OF STRESS ECHOCARDIOGRAPHY IN CORONARY ARTERY DISEASE PATIENTS”. Journal of Postgraduate Medical Institute 25 (4). https://jpmi.org.pk/index.php/jpmi/article/view/1141.