1. Dermatologia, Dipartimento Universitario di Medicina e Chirurgia Traslazionale, Università Cattolica del Sacro Cuore, Rome, Italy
2. UOC di Dermatologia, Dipartimento Scienze Mediche e Chirurgiche, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy
3. Dermatology Unit, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milan, Italy
4. Dermatology Unit, University of Campania Luigi Vanvitelli, Naples, Italy
5. Section of Dermatology, Department of Medical Sciences, University of Turin, Turin, Italy
6. Section of Dermatology and Venereology, Department of Medicine, University of Verona, Verona, Italy
7. Department of Systems Medicine, University of Rome “Tor Vergata”, Rome, Italy
8. Dermatology Unit, Fondazione Policlinico “Tor Vergata”, Rome, Italy
9. Department of Dermatology, Germans Trias i Pujol University Hospital (HUGTP), Autonomous University of Barcelona (UAB), Badalona, Spain
10. Department of Dermatology, Lausanne University Hospital CHUV and University of Lausanne, Lausanne, Switzerland
11. Department of Dermatology, Centro Hospitalar Universitário de Santo António, University of Porto, Porto, Portugal
12. Department of Dermatovenereology, Third Faculty of Medicine, Charles University and Kralovske Vinohrady University Hospital, Prague, Czech Republic
13. Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Milan, Italy