1. Centre of Evidence Based Dermatology Kings Meadow Campus University of Nottingham Nottingham U.K.
2. Multicultural Dermatology Center Henry Ford Hospital Detroit MI U.S.A.
3. Department of Dermatology University of Texas Southwestern Medical Center Dallas TX U.S.A.
4. Vitiligo and Pigmentation Institute of Southern California Los Angeles CA U.S.A.
5. Department of Dermatology Vitiligo Clinic and Research Center University of Massachusetts Medical School Worcester MA U.S.A.
6. The Ronald O. Perelman Department of Dermatology New York University School of Medicine New York NY U.S.A.
7. Department of Dermatology Hospital Henri Mondor UPEC‐Université Paris‐Est Créteil Paris France