1. Department of Rehabilitation, Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Center, Nijmegen, The Netherlands
2. Department of Biomechanical Engineering, Delft University of Technology, Delft, The Netherlands
3. Rehabilitation Centre Klimmendaal, Arnhem, The Netherlands
4. Department of Biomechanical Engineering, Technical Medical Centre, University of Twente, Enschede, The Netherlands
5. Department of Rehabilitation Medicine, Rijnstate Hospital Arnhem, Arnhem, The Netherlands
6. Department of Neurology, Reinier de Graafgasthuis, Delft, The Netherlands
7. Department of Rehabilitation Medicine, Erasmus MC University Medical Center Rotterdam, Rotterdam, The Netherlands
8. Sint Maartenskliniek, Research, Nijmegen, The Netherlands