1 Sleep Medicine and Research Center, King Abdulaziz University, Jeddah, Saudi Arabia. Sowali@kau.edu.sa.
2 Associate Professor of Medicine College of Medicine, King Abdulaziz University Sleep Medicine and Research Center King Abdulaziz University Hospital, P.O. Box 80215, Jeddah, 21589, Saudi Arabia. Sowali@kau.edu.sa.
3 Sleep Medicine and Research Center, King Abdulaziz University, Jeddah, Saudi Arabia.
4 Sleep Disorders Center, King Abdulaziz Medical City, Jeddah, Saudi Arabia.