1. Pain in Motion Research Group, Department of Physiotherapy, Human Physiology and Anatomy, Faculty of Physical Education & Physiotherapy, Vrije Universiteit Brussel, Laarbeeklaan 103, 1090 Brussels, Belgium
2. Rehabilitation Centre Drechtsteden/Haaglanden, Berkenhof 100, 3319 WB Dordrecht, The Netherlands
3. Research Centre for Health Care Innovations, Rotterdam University of Applied Sciences, Rochussenstraat 198, 3015 EK Rotterdam, The Netherlands
4. Unit Physiotherapy, Organizational Part of the Orthopedics Department, Erasmus Medical Centre, Doctor Molewaterplein 40, 3015 GD Rotterdam, The Netherlands
5. Laboratory for Brain-Gut Axis Studies (LaBGAS), Translation Research in Gastrointestinal Disorders (TARGID), Department of Chronic Diseases and Metabolism (CHROMETA), KU Leuven, Oude Markt 13, 3000 Leuven, Belgium
6. Core Facility—Support for Quantitative and Qualitative Research (SQUASH), Vrije Universiteit Brussel, Pleinlaan 2, 1050 Brussels, Belgium
7. Department of Physical Medicine and Physiotherapy, Universitair Ziekenhuis Brussel, Laarbeeklaan 101, 1090 Brussels, Belgium
8. Movement & Nutrition for Health & Performance Research Group (MOVE), Department of Movement and Sport Sciences, Faculty of Physical Education and Physiotherapy, Vrije Universiteit Brussel, Pleinlaan 2, 1050 Brussels, Belgium