1. State Dermatology Clinic; A. Syggros Hospital of Venereal and Skin Diseases; Athens Greece
2. 1st Department of Dermatology; A. Syggros Hospital; University of Athens; Athens Greece
3. General Hospital of Giannitsa; Giannitsa Greece
4. State Dermatology Clinic; Hospital of Skin and Venereal Diseases of Thessaloniki; Thessaloniki Greece
5. Private Practice, Dermatology; Thessaloniki Greece
6. Department of Dermatology; General Hospital of Thessaloniki Papageorgiou; Thessaloniki Greece
7. Medical Affairs; MSD Greece; Athens Greece