1. Mansoura Dermatology Venereology and Leprology Hospital Mansoura Egypt
2. Dermatology, Andrology and Venereology Alexandria University Alexandria Egypt
3. Department of Dermatology Mayo Clinic Rochester Minnesota USA
4. Department of Dermatology University of Rome G. Marconi Rome Italy
5. Department of Dermatology University Medical Center Mainz Mainz Germany
6. Department of Dermatology University Hospital Basel Basel Switzerland
7. Necmettin Erbakan University Meram Medicine Faculty Dermatology Department Konya Konya Turkey
8. Konya Ereğli State Hospital Clinic of Dermatology Konya Turkey
9. Unit of Plastic and Reconstructive Surgery Department of Emergency and Organ Transplantation University of Bari Bari Italy
10. Department of Dermatology Brigham and Women's Hospital Harvard Medical School Boston Massachusetts USA