1. Department of Dermato-Pediatry; Colentina Clinical Hospital; “Carol Davila” University of Medicine and Pharmacy; Bucharest Romania
2. Department of Dermatology; Hôpital Henri Mondor AP-HP; Créteil France
3. Department of Dermatology; Sir Paul Boffa Hospital; Floriana Malta
4. STD Clinic; Hôpital Saint-Louis AP-HP, and Head of Dermatology Department; Hôpital Saint-Joseph; Paris France
5. Department of Dermatology II; Colentina Clinical Hospital; “Carol Davila” University of Medicine and Pharmacy; Bucharest Romania