1. Immunology and Allergology Laboratory Unit San Giovanni di Dio Hospital Florence Italy
2. Department of Laboratory Medicine ASST Papa Giovanni XXIII Hospital Bergamo Italy
3. Rheumatology Unit San Giovanni di Dio Hospital Florence Italy
4. Department of Internal Medicine San Giovanni Di Dio Hospital Florence Italy
5. Internal Medicine II San Giuseppe Hospital Empoli Italy
6. Department of Experimental and Clinical Medicine University of Florence Florence Italy
7. Headquarters & Technology Center Autoimmunity, Werfen San Diego California USA