1. Division of Neurology, Department of Medicine, King Abdulaziz Medical City, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia
2. Department of Neurosurgery, Neuroscience Institute, Hamad Medical Corporation, Doha, Qatar
3. Jahangiri Consulting LLC, Charlottesville, Virginia
4. Division of Orthopedics, Department of Surgery, King Abdulaziz Medical City, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia
5. Division of Neurosurgery, Department of Surgery, King Abdulaziz Medical City, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia
6. College of Medicine, King Saud University, Riyadh, Saudi Arabia
7. College of Medicine-Female, KSAU-HS, King Abdulaziz Medical City, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia
8. Department of Anesthesia, King Abdulaziz Medical City, Ministry of National Guard Health Affairs, Riyadh, Saudi Arabia