Shamsi, Fahad, Tariq Masood, and Javaid Arif khan. “FREQUENCY OF CORONARY ARTERY DISEASE IN PATIENTS UNDERGOING OPEN HEART VALVULAR SURGERY BETWEEN 30 AND 45 YEARS OF AGE”. Pakistan Heart Journal 46, no. 3 (November 9, 2013). Accessed November 28, 2024. https://pakheartjournal1.pcs.org.pk/index.php/pk/article/view/672.