Akbar, Muhammad Kamran, et al. “ANGIOGRAPHIC FEATURES OF PATIENTS WITH CORONARY ARTERY ECTASIA COMPARED WITH STENOTIC CORONARY ARTERY DISEASE”. Pakistan Armed Forces Medical Journal, vol. 69, no. Suppl-3, Aug. 2020, pp. S485-89, https://mail.pafmj.org/index.php/PAFMJ/article/view/5351.