1. College of Applied Medical Sciences, King Khalid University, Abha, Saudi Arabia
2. Department of Graduate Studies, Loma Linda University - School of Nursing, Loma Linda, CA, USA
3. Department of Oral Health, Prince Sultan Military College of Health Sciences, Dhahran, Saudi Arabia
4. School of Medicine and Dentistry, Queen Mary University of London, London UK
5. Department of Health Management, College of Public Health and Health Informatics, University of Ha’il, Hail, Saudi Arabia
6. Department of Public Health, University of Ha’il, Hail, Saudi Arabia
7. Department of Public Health, College of Health Sciences, Saudi Electronic University, Dammam, Saudi Arabia
8. College of Dentistry, King Saud University, Riyadh, Saudi Arabia
9. Faculty of Biology, Medicine and Health, the University of Manchester, UK
10. Dental Department, Ministry of Health, Khamis Mushayt, Saudi Arabia
11. College of Public Health and Health Informatics, King Saud Bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia
12. Department of Family Medicine, King Abdulaziz Medical City, Riyadh, Saudi Arabia
13. College of Applied Medical Sciences, King Saud Bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia