1. From the Department of Dermatology, IDI-IRCCS, Dermatological Research Hospital, Rome, Italy.
2. Department of Medical, Surgical and Neurological Science, Dermatology Section, University of Siena, S. Maria alle Scotte Hospital, Siena, Italy.
3. Section of Dermatology, Azienda USL Toscana Centro, Pistoia-Prato, Italy.
4. Dermatology Unit, Fondazione Policlinico “Tor Vergata,” Rome, Italy.
5. Department of Systems Medicine, University of Rome “Tor Vergata,” Rome, Italy.
6. Unit of Dermatology, Livorno Hospital, Livorno, Italy.
7. Section of Dermatology, Department of Medical Sciences, University of Ferrara, Ferrara, Italy.
8. Medical direction, IDI-IRCCS-FLMM, Rome, Italy.