1. Center for Benign Haematology Thrombosis and Haemostasis University Medical Center Utrecht University Utrecht Van Creveldkliniek Utrecht The Netherlands
2. Department of Rheumatology & Clinical Immunology University Medical Center Utrecht University Utrecht Utrecht The Netherlands
3. Department of Orthopedic Surgery University Medical Center Utrecht University Utrecht Utrecht The Netherlands
4. Department of Radiology University Medical Center Utrecht University Utrecht Utrecht The Netherlands