1. Clinical Dermatology Unit, San Gallicano Dermatological Institute IRCCS, Rome, Italy
2. UOSD di Dermatologia, Fondazione Policlinico Tor Vergata, Università degli studi di Roma Tor Vergata, Roma, Italy
3. Dermatology Unit, IRCCS Humanitas Research Hospital, Rozzano, Italy
4. Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Italy
5. STI/HIV Unit, San Gallicano Dermatological Institute IRCCS, Roma, Italy