1. Unit of Dermatology, Department of Medicine, University of Padua, 35121 Padua, Italy
2. Department of Health Sciences, Magna Graecia University, 88100 Catanzaro, Italy
3. Unit of Dermatology, Department of Integrated Medical and General Activity, University of Verona, 37100 Verona, Italy
4. Dermatology Unit, Department of Clinical Internal Anesthesiologic Cardiovascular Sciences, Sapienza University of Rome, 00185 Rome, Italy
5. Department of Medical Sciences, University of Turin, 10126 Turin, Italy
6. Regional Center of Pediatric Dermatology and Genodermatosis, Department of Woman’s and Child’s Health, University of Padua, 35128 Padua, Italy