1 Department of Medical and Surgical Sciences, Division of Rheumatology, Catholic University of the Sacred Heart, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy.
2 Ph.D. Programme in Biomolecular Medicine-Cycle XXXV, University of Verona, Verona, Italy.
3 Department of Medical and Surgical Sciences, Division of Dermatology, Catholic University of the Sacred Heart, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy.