1. Faculty of Physical Activity and Health, Saxion University of Applied Sciences, Enschede, The Netherlands
2. Radboud University Medical Centre, Radboud Institute for Health Sciences, IQhealthcare, Nijmegen, The Netherlands
3. International Table Tennis Federation, Lausanne, Switzerland
4. Institute for Studies in Sports and Exercise, HAN University of Applied Sciences, Nijmegen, The Netherlands
5. Faculty of Medicine and Health Sciences, Department of Movement and Sports Sciences, Ghent University, Ghent, Belgium
6. Faculty of Kinesiology, University of Split, Split, Croatia
7. Nijmegen School of Management, Radboud University, Nijmegen, The Netherlands