[1] Univ Florence, Dept Expt & Clin Med, Florence, Italy
[2] Univ Padua, Dept Med DIMED, Div Rheumatol, Padua, Italy
[3] Univ Ferrara, Dept Med Sci, Ferrara, Italy
[4] Univ Brescia, UOC Rheumatol & Clin Immunol ASST Spedali Civili, Brescia, Italy
[5] Univ Pisa, Pisa, Italy
[6] Azienda Osped Univ Pisana, Dept Clin & Expt Med, Rheumatol Unit, Pisa, Italy
[7] Azienda Osped San Camillo Forlanini, UOC Rheumatol, Rome, Italy
[8] Univ Rome, Dept Med, Rheumatol & Immunol Unit, Campus Biomed, Rome, Italy
[9] Univ Cattolica Sacro Cuore, Fdn Policlin Univ A Gemelli, IRCCS, UOC Reumatol, Rome, Italy
[10] Univ Roma Tor Vergata, Dept Syst Med, Rheumatol Allergol & Clin Immunol, Rome, Italy
[11] Univ Roma Sapienza, Dept Clin Internal Med, Anaesthesiol & Cardiovasc Sci, Rome, Italy
[12] Univ Naples Federico II, Dept Translat Med Sci, Naples, Italy
[13] Univ Campania Luigi Vanvitelli, Dept Precis Med, Naples, Italy
[14] Univ Bari, Dept Emergency & Organ Transplantat, Sect Rheumatol, Bari, Italy
[15] Univ Bari Aldo Moro, Sch Med, Dept Precis & Regenerat Med & Ionian Area DiMePRe, Bari, Italy
[16] Univ Cagliari, Cagliari, Italy
[17] AOU Cagliari, Rheumatol Unit, Cagliari, Italy
[18] Azienda Sanitaria Univ Friuli Cent ASUFC, Acad Hosp Santa Maria Misericordia, Div Rheumatol, Udine, Italy