1. Department of Rheumatology and Clinical Immunology Charité University Medicine, and Clinical Immunology Berlin Germany
2. West Tennessee Research Institute Jackson Tennessee
3. Polyclicic of the Hospitaller Brothers of St. John of God in Budapest Budapest Hungary
4. Reumatika–Centrum Reumatologii, ARS Rheumatica sp.z.o.o Warsaw Poland
5. AbbVie Inc. North Chicago Illinois
6. AbbVie Deutschland GmbH & Co. KG, Ludwigshafen Germany
7. Sheba Medical Center, Zabludowicz Center for Autoimmune Diseases Medical Center, Department of Medicine ‘B’, Tel‐Hashomer, Israel, and the Sheba Sackler Faculty of Medicine, Tel Aviv University Tel Aviv Israel