Ahmad, Nabeel, Naeem Usman, and Asia Perveen. “Non-Obstructing Coronary Artery Ischemia, An Underdiagnosed Silent Killer”. Journal of the Pakistan Medical Association 73, no. 12 (November 28, 2023): 2514–2514. Accessed August 4, 2026. https://mail.jpma.org.pk/index.php/public_html/article/view/10102.