1. Dermatology Unit; University of Campania; Naples Italy
2. Centro Oncologico ad Alta Tecnologia Diagnostica; Azienda Unità Sanitaria Locale - IRCCS; Reggio Emilia Italy
3. Pathology Unit; Azienda Unità Sanitaria Locale - IRCCS; Reggio Emilia Italy
4. First Department of Dermatology; Aristotle University; Thessaloniki Greece
5. Dermatology Department; University of Modena and Reggio Emilia; Modena Italy