1. Research and Development, Heliomare Rehabilitation Center, Wijk aan Zee, The Netherlands;
2. Center for Human Movement Sciences, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands;
3. Amsterdam Rehabilitation Research Center | Reade, Amsterdam, The Netherlands;
4. Tolbrug Rehabilitation Centre, Jeroen Bosch Hospital, ‘s-Hertogenbosch, The Netherlands;
5. Center for Rehabilitation, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands;
6. Rijndam Rehabilitation Institute, Rotterdam, The Netherlands