1. Department of Movement and Sport Sciences, Ghent University, Gent, Belgium
2. Department of Sport & Exercise Studies, HAN University of Applied Sciences, Nijmegen, The Netherlands
3. Faculty of Physical Activity and Health, Saxion University of Applied Sciences, Enschede, The Netherlands
4. Radboud Institute for Health Sciences, IQ healthcare, Radboud University Medical Centre, Nijmegen, The Netherlands
5. International Table Tennis Federation, Lausanne, Switzerland