1. Department of Dermatology; University of Modena; Reggio Emilia Italy
2. Department of Pathology; University of Modena; Reggio Emilia Italy
3. Department of Drug Sciences; University of Pavia; Pavia Italy
4. General Direction; Policlinico Hospital; Modena Italy
5. Dermatology and Skin Cancer Unit; IRCCS - Arcispedale Santa Maria Nuova; Reggio Emilia Italy
6. Department of Pathology; IRCCS - Arcispedale Santa Maria Nuova; Reggio Emilia Italy