1. Center of Experimental Rheumatology, Balgrist Campus, University Hospital Zurich and Balgrist University Hospital, University of Zurich Zurich Switzerland
2. Department of Orthopedics, Balgrist University Hospital University of Zurich Zurich Switzerland
3. Department of Molecular Mechanisms of Disease University of Zurich Zurich Switzerland
4. Department of Radiology Balgrist University Hospital, University of Zurich Zurich Switzerland
5. Functional Genomics Center Zurich, University and ETH Zurich Zurich Switzerland
6. Swiss Institute of Bioinformatics Lausanne Switzerland
7. Department of Physical Medicine and Rheumatology Balgrist University Hospital, University of Zurich Zurich Switzerland