1Rheumatology Department, Centre Hospitalier Universitaire de Nantes, Nantes, France
2INSERM UMR 1238, Faculty of Biology of Nantes, Nantes, France
3The Centre for Arthritis and Rheumatic Diseases, Saint Vincent’s University Hospital and Dublin Academic Medical Centre, University College Dublin, Elm Park, Dublin, Ireland
4Institute for Molecular Life Sciences, Radboud UMC, Theodoor Craanenlaan 11, Nijmegen, 6525 GA The Netherlands
5Hospital Clínic de Barcelona Rheumatology Department, Arthritis Unit, Barcelona, Spain and IDIBAPS, Barcelona, Spain
6Centre for Experimental Medicine and Rheumatology, John Vane Science Centre, William Harvey Research Institute, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, Charterhouse Square, London, EC1M 6BQ UK
7Division of Rheumatology, Fondazione Policlinico Universitario A. Gemelli IRCCS - Catholic University of the Sacred Heart, Rome, Italy
8Rheumatology and Translational Immunology Research Laboratories (LaRIT), Division of Rheumatology, IRCCS Policlinico San Matteo Foundation/University of Pavia, 27100 Pavia, Italy
9Department of Medicine, Svendborg Hospital, Odense University Hospital, Valdemarsgade 53, 5700 Svendborg, Denmark
10Rheumatology Research Unit, Instituto de Medicina Molecular, Faculdade de Medicina, Universidade de Lisboa and Rheumatology Department, Hospital de Santa Maria, Lisbon Academic Medical Centre, Lisbon, Portugal
11MVZ-Zentrum für Histologie, Zytologie und Molekulare Diagnostik, Trier, Germany
12Department of Rheumatology and Clinical Immunology, Justus-Liebig-University Giessen, Campus Kerckhoff, Giessen, Germany
13Medicine & Rheumatology Unit, Rizzoli Orthopaedic Institute, Bologna and Department of Biomedical and Neuromotor Sciences, University of Bologna, 40136 Bologna, Italy
14Amsterdam Rheumatology and immunology Center, Department of Clinical Immunology and Rheumatology, and Laboratory for Experimental Immunology, Academic Medical Center/University of Amsterdam, Bologna, The Netherlands
15Department of Rheumatology, Cliniques Universitaires Saint-Luc, Institut de Recherche Expérimentale et Clinique (IREC), Université Catholique de Louvain Bruxelles, Bruxelles, Belgium
16Division of Immunology and Rheumatology, Stanford University, Bruxelles, CA USA
17Rheumatology Unit, Flinders Medical Centre and Flinders University, Adelaide, SA Australia
18Department of Molecular Rheumatology, Trinity Biomedical Sciences Institute, Trinity College Dublin, Dublin 2, Ireland