Fouzia Aurangzeb, Lubna Meraj , Muhammad Arif , Muhammad Qasim Rasool , Masood Ahmad. “Subtypes of Acute Ischemic Stroke”. Journal of Rawalpindi Medical College, vol. 20, no. 3, Sept. 2016, https://www.journalrmc.com/index.php/JRMC/article/view/170.