1. Clinical Dermatology Department S. Gallicano Dermatological Institute, IRCCS Rome Italy
2. Clinical Dermatology IRCCS Istituto Ortopedico Galeazzi Milan Italy
3. Department of Biomedical Surgical and Dental Sciences University of Milan Milan Italy
4. PhD Degree Program in Pharmacological Sciences, Department of Pharmaceutical and Pharmacological Sciences University of Padua Padua Italy
5. Department of Dermatology Case Western Reserve University Cleveland Ohio USA
6. Department of Medicine and Medical Specialties Alcalà University and Ramon y Cajal Hospital, Ctra, De Colmenar Viejo Madrid Spain