1. Institute of Immunology, Center of Pathophysiology, Infectiology and Immunology, Medical University of Vienna, Vienna, Austria;
2. Institute of Pathophysiology and Immunology, Center of Molecular Medicine, Medical University Graz, Graz, Austria;
3. Research Center for Molecular Medicine of the Austrian Academy of Sciences (CeMM) and Department of Internal Medicine I, Laboratory of Infection Biology, Medical University of Vienna, Vienna, Austria;
4. Center for Medical Research, Medical University Graz, Graz, Austria;
5. Department of Craniofacial, Maxillofacial and Oral Surgery,
6. Division of Rheumatology, Medicine III, and
7. Department of Blood Group Serology and Transfusion Medicine, Medical University of Vienna, Vienna, Austria; and
8. Department of Rheumatology, Rheumatology Research and Advanced Therapeutics, Radboud University Nijmegen Medical Center, Nijmegen, The Netherlands