1. Department of Dermatology; University Hospital Zealand; Roskilde Denmark
2. Health Sciences Faculty; University of Copenhagen; Copenhagen Denmark
3. Department of Dermatology; Hopital Erasme; Université Libre de Bruxelles; Bruxelles Belgium
4. Clinique du Val d'Ouest; Ecully France
5. Department of Dermatology; Minia University; Al-Minya Egypt
6. Department of Dermatology; Andreas Sygros Hospital; University of Athens; Athens Greece
7. Department of Dermatology; Faculty of Medicine; Gazi University; Ankara Turkey
8. Department of Dermatology, Venereology and Allergology; Wroclaw Medical University; Wroclaw Poland
9. Unit of Infection and Dermatology; Department of Medicine; Huddinge at Karolinska Institutet; Stockholm Sweden
10. Hamad medical corporation; Doha Quatar
11. Department of Dermatology; Military Hospital of Tunis; University Tunis El Manar; Tunis Tunisia
12. Clínica Dermatológica; Porto Portugal
13. Department of Dermatology; Henry Ford Hospital; Detroit MI USA
14. Department of Dermatovenereology; University Medical Centre Ljubljana; Ljubljana Slovenia
15. Faculty of Medicine; University of Ljubljana; Ljubljana Slovenia
16. Laboratory of Cutaneous Aging and Hair Research; Biomedical Research Institute; Seoul National University Hospital; Seoul Korea
17. Institute of Human-Environment Interface Biology; Seoul National University College of Medicine; Seoul Korea
18. Departments of Dermatology, Venereology, Allergology and Immunology; Dessau Medical Center; Brandenburg Medical School Theodore Fontane; Dessau Germany
19. Department of Dermatology and Venereology; University Hospital Center Zagreb and School of Medicine University of Zagreb; Zagreb Croatia