1. Dermatology Unit, Department of Medical and Surgical Sciences A. Gemelli University Hospital Foundation—IRCCS Rome Italy
2. Dermatology Unit, Department of Medicine and Traslational Surgery Catholic University of Sacred Heart Rome Italy
3. Unit of Dermatology, Department of Medical, Surgical and Neurological Sciences University of Siena Siena Italy
4. Department of Dermatology, DISSAL University of Genoa Genoa Italy
5. IRCCS San Martino Hospital Genoa Italy
6. Dermatological Clinic, Department of Clinical and Molecular Sciences Polytechnic Marche University Ancona Italy
7. Dermatology Unit San Gallicano Dermatological Institute, IRCCS Rome Italy
8. Department of Systems Medicine University of Rome ‘Tor Vergata’ Rome Italy
9. Department of Health Sciences, Section of Dermatology University of Florence Florence Italy
10. Section of Hygiene University Department of Health Sciences and Public Health Rome Italy