[1] Univ Cattolica Sacro Cuore, Div Rheumatol, Fdn Policlin Univ A Gemelli IRCCS, Rome, Italy
[2] Fdn Policlin Univ A Gemelli IRCCS, Immunol Res Core Facil, Gemelli Sci & Technol Pk GSTeP, Rome, Italy
[3] Fdn Policlin Univ A Gemelli IRCCS, Div Clin Immunol, Rome, Italy
[4] Azienda Osped Senese Policlin Le Scotte, Rheumatol Unit, Siena, Italy
[5] ASST Settelaghi Osped Circolo Fdn Macchi, Rheumatol Unit, Varese, Italy
[6] Univ Pavia, Div Rheumatol, Policlin San Matteo, IRCCS, Pavia, Italy
[7] ASST Spedali Civili, Brescia, Italy
[8] Univ Brescia, Rheumatol & Clin Immunol Unit, Brescia, Italy
[9] Univ Siena, Rheumatol Unit, Dipartimento Sci Med Chirurg & Neurosci, Siena, Italy
[10] IRCCS Humanitas Res Hosp, Rheumatol Unit, Rozzano, Italy
[11] Univ Campania L Vanvitelli, Div Rheumatol, Naples, Italy
[12] Univ Florence, Rheumatol Unit, Florence, Italy
[13] Univ Hosp Policlin Foggia, Rheumatol Clin, Foggia, Italy
[14] Azienda Osped SS Antonio & Biagio & C Arrigo, Rheumatol Unit, Alessandria, Italy
[15] Dept Precis & Regenerat Med & Ionian Area, Rheumatol Unit, Bari, Italy
[16] Univ Milan, Div Rheumatol, CTO, ASST Gaetano Pini, Milan, Italy