1. Department of Medical Sciences, Section of Dermatology, University of Turin, Turin, Italy
2. Clinica Dermatologica Ospedale Policlinico San Martino - IRCCS, Università di Genova, Genova, Italy
3. Department of Biomedical and Dental Sciences and Morpho Functional Imaging, University of Messina, Messina, Italy
4. Section of Dermatology, Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples, Italy
5. Dermatology Unit, IRCCS Humanitas Research Hospital, Milan, Rozzano, Italy
6. Department of Biomedical sciences, Humanitas University, Milan, Pieve Emanuele, Italy
7. Dermatology Unit, Fondazione Policlinico “Tor Vergata”, Rome, Italy
8. Dermatology and Venereology, Department of Medicine, University of Verona, Verona, Italy