1. Rheumatology Unit, Department of Clinical and Molecular Sciences, Università Politecnica delle Marche, Ancona, Italy.
2. Rheumatology Unit, ASST Fatebenefratelli-Luigi Sacco University Hospital, Milan, Italy. vale.gio@fastwebnet.it
3. Rheumatology Unit, ASST Fatebenefratelli-Luigi Sacco University Hospital, Milan, Italy.
4. Rheumatology Unit, Department of Clinical and Experimental Medicine, University of Pisa, Italy.
5. Rheumatology Unit, ATS Sardegna, P. Dettori Hospital, Tempio Pausania, Italy.
6. Rheumatology Unit, Department of Clinical and Experimental Medicine, University of Messina, Italy.
7. Respiratory Unit, L. Sacco University Hospital, ASST Fatebenefratelli-Sacco, Milan, Italy.
8. Rheumatology Unit, Internal Medicine Department, ASST Settelaghi, Ospedale Di Circolo - Fondazione Macchi, Varese, Italy.
9. Laboratory of Experimental Biochemistry & Molecular Biology, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy, and Department of Athletics, Strength and Conditioning, Poznań University of Physical Education, Poznań, Poland.
10. Department of Infectious Diseases, ASST-Fatebenefratelli-Luigi Sacco University Hospital, Department of Biochemical and Clinical Sciences “L. Sacco”, University of Milan, Italy.