1. Biochemical Pharmacology, William Harvey Research Institute, Queen Mary University of London, London, UK
2. Department of Endocrinology and Diabetes, Campus Biomedico, Rome, Italy
3. Immunology and Allergology Laboratory Unit, S.Giovanni di Dio Hospital, Florence, Italy
4. Institute of Infection, Immunity and Inflammation, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK
5. Department of Internal Medicine B and Zabludowicz Center for Autoimmune Diseases, Sheba Medical Centre, Ramat Gan, Israel
6. Rheumatology Unit, Sab.Giovanni di Dio Hospital, Florence, Italy