1. Department of Medicine, King Abdullah International Research center, King Saud Bin Abdulaziz University for health Sciences, Riyadh, Saudi Arabia
2. Assistant Professor of Neurology, King Saud Bin Abdulaziz University for Health Sciences (KSAU-HS); Stroke and Neurology Consultant (KAMC); Director, Medicine Residency Training Program (KSAU-HS); Vice President, Saudi Stroke Association; Department of Medicine (MC 1443), King Abdulaziz Medical City, Jeddah, Saudi Arabia
3. College of Medicine, King Khalid University, Abha, Saudi Arabia
4. Ibn Sina National College, Jeddah, Saudi Arabia
5. College of Medicine, King Saud Bin Abdulaziz University for health Sciences, Riyadh, Saudi Arabia