Elhakeem, R. F., Lutfi, M. F., Ali, A. B. M. and Sukkar, M. Y. (2019) “Chest Pain Characteristics in Cardiac Syndrome X Compared to Coronary Artery Disease”, Open Access Macedonian Journal of Medical Sciences, 7(14), pp. 2282–2286. doi: 10.3889/oamjms.2019.609.