[1] University of Modena & RE,Rheumatology Unit, School of Medicine
[2] Rheumatology Clinic ‘Madonna dello Scoglio’ Cotronei,Rheumatology Outpatient Clinic
[3] ASP-Vibo Valentia–Tropea Hospital,Clinical Immunology Unit
[4] University of Pisa,Rheumatology Unit
[5] Ospedale di Portoferraio,Rizzoli Orthopaedic Institute Bologna
[6] University of Florence,UOD Reumatologia
[7] University of Bologna,U.O.S. Reumatologia
[8] Grande Ospedale Metropolitano,Rheumatology Outpatient Clinic
[9] Ospedale Castrovillari,Rheumatology Unit
[10] U.O.T. Specialistica Ambulatoriale ASP 201,Department of Internal Medicine, San Martino Policlinic Hospital
[11] U.O.C. Medicina Interna “M.Valentini” P.O. Annunziata,Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine
[12] San Giovanni di Dio Hospital,Department of Clinical and Experimental Medicine, Immuno
[13] University of Catania,Endocrine Section of Internal Medicine, Laboratory of Primary Human Cells, School of Medicine
[14] University of Genoa,undefined
[15] University of Pisa,undefined
[16] University of Pisa,undefined