1. Department of Dermatology and Allergology, Städtisches Klinikum Dresden Academic Teaching Hospital of the Technical University of Dresden Dresden Germany
2. Department of Dermatology Istanbul Medeniyet University, School of Medicine Istanbul Turkey
3. Department of Dermatology The London Clinic Marylebone London United Kingdom
4. Department of Dermatology Apollonia University Iasi Romania
5. Division of Dermatology Nicolina Medical Center Iasi Romania
6. "P. Poni" Institute of Macromolecular Chemistry Romanian Academy Iasi Romania
7. Department of Dermatology and Venereology University of Rome G. Marconi Rome Italy