1. Dermatology and Skin Cancer Unit; Arcispedale Santa Maria Nuova IRCCS; Reggio Emilia Italy
2. Unit of Dermatology; Department of Surgical, Microsurgical and Medical Sciences; University of Sassari; Sassari Italy
3. Department of Dermatology; Medical University of Graz; Graz Austria
4. Department of Anesthesiology, Surgery and Emergency; Second University of Naples; Naples Italy
5. Dermatology Unit; Second University of Naples; Naples Italy