1. Melanoma Centre, Dermatology IRCCS Azienda Ospedaliero Universitaria di Bologna Bologna Italy
2. Dermatology, Department of Medical and Surgical Sciences (DIMEC), Alma Mater Studiorum University of Bologna Bologna Italy
3. Department of Experimental, Diagnostic and Specialty Medicine (DIMES) University of Bologna Bologna Italy
4. Pathology Unit Maggiore Hospital, AUSL Bologna Bologna Italy
5. Pathology Unit IRCCS Azienda Ospedaliero Universitaria di Bologna Bologna Italy
6. Dermatology Clinic, Department of medical sciences University of Turin Turin Italy
7. Dermatology Clinic, Department of Clinical Internal, Anesthesiologic and Cardiovascular Sciences, Sapienza Medical School Sapienza University of Rome Rome Italy
8. Dermatovenerology Department University Medical Centre Ljubljana Ljubljana Slovenia
9. Faculty of Medicine University of Ljubljana Ljubljana Slovenia
10. Dermatology Unit, Department of Systems Medicine University of Rome Tor Vergata Rome Italy