Samar Abbas Jaffri1 , Syeda Rida E Zehra2 , Sadia Sultan3 ,. “PRE-CLINICAL SCREENING FOR CORONARY ARTERY DISEASE IN ROUTINE PRACTICE”. Journal of Peoples University of Medical &Amp; Health Sciences Nawabshah. (JPUMHS), vol. 11, no. 3, Sept. 2021, pp. 87-91, http://121.52.155.46/index.php/ojs/article/view/557.