1. College of Medicine, King Saud Bin Abdulaziz University for Health Sciences (KSAU-HS), Riyadh, Saudi Arabia
2. Ministry of National Guard-Health Affairs (MNGHA), King Abdullah International Medical Research Centre (KAIMRC), Riyadh, Saudi Arabia
3. Ministry of National Guard Health Affairs, King Abdulaziz Medical City, Riyadh, Saudi Arabia
4. Institute of Public Health, College of Medicine and Health Sciences, United Arab Emirates University, Al Ain, United Arab Emirates