1. College of Medicine, Imam Mohammad Ibn Saud Islamic University, Riyadh, Saudi Arabia
2. King Abdullah Medical Complex Jeddah, MOH, Saudi Arabia
3. Deputyship of Therapeutic Affairs, Ministry of Health, Riyadh, Saudi Arabia
4. Department of Dermatology, Hera General Hospital, Makkah, Saudi Arabia
5. Department of Dermatology, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia
6. Alfaisal University, Riyadh, Saudi Arabia
7. Department of Dermatology, King Fahad Medical City, Riyadh, Saudi Arabia
8. Department of Dermatology, Security Forces Hospital, Riyadh, Saudi Arabia
9. Department of Dermatology, King Saud University, Riyadh, Saudi Arabia
10. Department of Dermatology, Prince Sultan Military Medical City, Riyadh, Saudi Arabia
11. Department of Dermatology, King Fahad Armed Forces Hospital, Jeddah, Saudi Arabia
12. Department of Dermatology, College of medicine, King Saud University, Riyadh, Saudi Arabia
13. Department of Medicine, King Fahad Specialist Hospital, Dammam, Saudi Arabia
14. Department of Dermatology, Venereology and Allergology, Ruhr-University, Bochum, Germany
15. Colleges of Medicine and Pharmacy, Alfaisal University, Riyadh, Saudi Arabia