[1] ASST Spedali Civili, Rheumatol & Clin Immunol Unit, ERN ReCONNET, Brescia, Italy
[2] Univ Brescia, Dept Clin & Expt Sci, Brescia, Italy
[3] Grande Osped Metropolitano Niguarda, Multispecialist Med Dept, Div Rheumatol, Milan, Italy
[4] ASST Gaetano Pini CTO, Clin Rheumatol Div, Milan, Italy
[5] Univ Milan, Res Ctr Adult & Pediat Rheumat Dis RECAP RD, Dept Clin Sci & Community Hlth, Milan, Italy
[6] Italian Soc Rheumatol, Epidemiol Res Unit, Milan, Italy
[7] Fdn IRCCS Ca Granda Osped Maggiore Policlin, Dept Obstet & Gynaecol, Milan, Italy
[8] Univ Ferrara, Dept Med Sci, Rheumatol Unit, Azienda Osped Univ S Anna Ferrara, Ferrara, Italy
[9] ASL CN1, Rheumatol Unit, Cuneo, Italy
[10] Univ Campania L Vanvitelli, Precis Med Dept, Naples, Italy
[11] Paracelsus Med Univ PMU, Cent Hosp Bolzano SABES ASDAA, Dept Rheumatol, Teaching Hosp, Bolzano, Italy
[12] Univ Pisa, Dept Clin & Expt Med, Rheumatol Unit, Pisa, Italy
[13] Univ Roma Tor Vergata, Dept Syst Med Rheumatol Allergol & Clin Immunol, Rome, Italy
[14] Univ Padua, Dept Med, Gen Med & Thrombosis & Hemorrhag Unit, Padua, Italy
[15] ASST Spedali Civili, Dept Obstet & Gynecol, Brescia, Italy
[16] Univ Ferrara, Azienda Osped Univ S Anna, Dipartimento Materno Infantile, Obstet & Gynecol Unit, Ferrara, Italy
[17] AUSL Ferrara, UO Serv Sanit 1, Dipartimento Cure Primarie, Ferrara, Italy
[18] Univ Padua, Dept Med, Rheumatol Unit, Padua, Italy
[19] Azienda Sanit Locale 3 Genovese, Dept Med Specialties, Div Rheumatol, Genoa, Italy
[20] Univ Padua, Dept Woman & Child Hlth, Unit Obstet & Gynecol, Padua, Italy
[21] Univ Bari, Rheumatol Unit, DiMePRe J, Bari, Italy
[22] Lucania San Carlo Hosp, Rheumatol Dept, Potenza, Italy
[23] San Carlo Hosp, Immunopathol Lab, Potenza, Italy
[24] IRCCS Osped San Raffaele, Div Immunol Transplantat & Infect Dis, Milan, Italy
[25] ASST Lodi Osped Maggiore Lodi, Internal Med Dept, Lodi, Italy
[26] Fdn IRCCS Policlin San Matteo, Div Rheumatol, Pavia, Italy
[27] Univ Pavia, PhD Program Expt Med, Pavia, Italy
[28] Azienda USL IRCCS Reggio Emilia, Rheumatol Unit, Reggio Emilia, Italy
[29] Azienda USL IRCCS Reggio Emilia, Dept Obstet & Gynecol, Reggio Emilia, Italy
[30] Univ Modena & Reggio Emilia, PhD Program Clin Expt Med, Modena, Italy
[31] Univ Modena & Reggio Emilia, Dept Surg Med Dent & Morphol Sci Interest Transpl, Modena, Emilia Romagna, Italy
[32] Grande Osped Metropolitano Niguarda, Maternal Infant Dept, Obstet & Gynecol, Milan, Italy
[33] AO Mauriziano Torino, Acad Rheumatol Ctr, Turin, Italy
[34] Univ Turin, Dept Clin & Biol Sci, Turin, Italy
[35] Univ Siena, Dept Med Surg & Neurosci, Rheumatol Unit, Siena, Italy
[36] Univ Florence, Dept Expt & Clin Med, Florence, Italy
[37] San Camillo Forlanini Hosp, Rheumatol Unit, Rome, Italy
[38] Univ Milan, Fatebenefratelli Hosp, ASST Fatebenefratelli Sacco, Div Internal Med, Milan, Italy
[39] Univ Milan, Dept Biomed & Clin Sci, Milan, Italy
[40] Univ Genoa, IRCCS San Martino Polyclin Hosp, Dept Internal Med & Specialties, Lab Expt Rheumatol, Genoa, Italy
[41] Univ Genoa, IRCCS San Martino Polyclin Hosp, Dept Internal Med & Specialties, Acad Div Clin Rheumatol, Genoa, Italy
[42] Mons Dimiccoli Hosp, Rheumatol Unit, Barletta, BT, Italy
[43] Santa Chiara Reg Hosp, Unit Rheumatol, APSS, Trento, Italy
[44] IRCCS San Gerardo Dei Tintori Fdn, Rheumatol Unit, Milan, Italy
[45] Bicocca Univ, Sch Med, Milan, Italy