1 Department of Rheumatology and Clinical Immunology, University Hospital of Larisa, School of Medicine, University of Thessaly, Larisa, Greece.
2 4th Department of Medicine, Attikon University Hospital, National and Kapodistrian University of Athens, Athens, Greece.
3 School of Biochemistry and Biotechnology, University of Thessaly, Larisa, Greece.
4 Department of Neurology, University Hospital of Larissa, School of Medicine, University of Thessaly, Larisa, Greece.
5 Division of Rheumatology, Department of Medicine, School of Medicine, University of Patras, Patras, Greece.
6 Department of Medicine, Hipokration Hospital, National and Kapodistrian University of Athens, Athens, Greece.
7 1st Department of Propaedeutic Medicine, Laiko Hospital, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece.
8 Hygeia Hospital, Athens, Greece.
9 University of Manchester, Manchester, United Kingdom.
10 Department of Medicine, Sheba Medical Center, Tel Hashomer, Israel.
11 Zabludowicz Center for Autoimmune Diseases, Sheba Medical Center, Tel Hashomer, Israel.
12 Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
13 Hebrew University of Jerusalem, Jerusalem, Israel.
14 Smith Faculty of Agriculture, Food and Environment, School of Nutritional Sciences, Hebrew University of Jerusalem, Rehovot, Israel.
15 Division of Allergy and Clinical Immunology, Bnai Zion Medical Center, affiliated with Rappaport Faculty of Medicine, Technion-Israel Institute of Technology, Haifa, Israel.
16 Rheumatology Unit, Bnai Zion Medical Center, affiliated with Rappaport Faculty of Medicine, Technion-Israel Institute of Technology, Haifa, Israel.