1. Immunology Research Core Facility, Gemelli Science and Technology Park (GSTeP), Fondazione Policlinico Universitario A. Gemelli IRCCS—Rome, 00168 Rome, Italy
2. Division of Clinical Immunology, Fondazione Policlinico Universitario A. Gemelli IRCCS, Università Cattolica del Sacro Cuore—Rome, 00168 Rome, Italy
3. Rheumatology, Allergology and Clinical Immunology, Department of “Medicina dei Sistemi”, University of Rome Tor Vergata, 00133 Rome, Italy
4. Dipartimento di Scienze Cliniche Internistiche, Anestesiologiche e Cardiovascolari-Reumatologia, Sapienza Università di Roma, 00185 Rome, Italy
5. Department of Medical Sciences, Surgery and Neurosciences, University of Siena, 53100 Siena, Italy
6. Rheumatology Unit, San Marco Hospital, Policlinico University of Catania, 95124 Catania, Italy
7. Rheumatology Unit, Azienda Ospedaliera Policlinico di Modena, University of Modena and Reggio Emilia, 41121 Modena, Italy
8. Department of Emergency and Organ Transplantation, Rheumatology Unit, University of Bari, 70121 Bari, Italy
9. Rheumatology Unit, Department of Experimental and Internal Medicine, University of Messina, 98122 Messina, Italy
10. Department of Rheumatology and Clinical Sciences, ASST Gaetano Pini-CTO, 20126 Milan, Italy
11. Department of Clinical Sciences and Community Health, University of Milan, 20122 Milan, Italy