1. Skeletal Biology and Engineering Research Centre, KU Leuven Department of Development and Regeneration, University of Leuven, Belgium
2. Department of Rheumatology, University Hospitals Leuven, Belgium
3. Centre for Health Services and Nursing Research, KU Leuven Department of Public Health and Primary Care, University of Leuven, Belgium
4. Institute of Health and Care Sciences, University of Gothenburg, Sweden
5. The Heart Centre, Copenhagen University Hospital, Denmark