1. Department of Research and Development, General Directorate of Medical Consultations, Ministry of Health, Riyadh, Saudi Arabia
2. General Director Office, General Directorate of School Health, Ministry of Health, Riyadh, Saudi Arabia
3. Department of Health Statistics, General Directorate of Primary Health Centers, Ministry of Health, Riyadh, Saudi Arabia
4. Research Department, Assistant Deputy Minister for Primary Healthcare, Ministry of Health, Riyadh, Saudi Arabia