1. Department of Dermatology University of Modena and Reggio Emilia Modena Italy
2. Dermatology Section Department of Plastic, Reconstructive and Cosmetic Surgery Campus Biomedico University Hospital Rome Italy
3. Department of Dermatology University of Ferrara Ferrara Italy
4. Dermatology Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences La Sapienza University of Rome Rome Italy