1. Department of Rehabilitation, Radboud Institute for Health Sciences, Radboud University Medical Center, Geert Grooteplein 21, Nijmegen 6500 HB, the Netherlands
2. Department of Rehabilitation, Radboud Institute for Health Sciences, Radboud University Medical Center
3. Department of Rehabilitation, Radboud Institute for Health Sciences, Radboud University Medical Center and Department of Rehabilitation, Deventer Ziekenhuis, Deventer, the Netherlands
4. Department of Guideline Development, Royal Dutch Society for Physical Therapy (KNGF), Amersfoort, the Netherlands
5. Child Development and Exercise Centre, University Medical Centre Utrecht, Utrecht, the Netherlands
6. Department of Rehabilitation, Amsterdam Movement Sciences, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands, and Faculty of Health, ACHIEVE-Centre of Applied Research, Amsterdam University of Applied Sciences, Amsterdam, the Netherlands
7. Department of Rehabilitation, Radboud Institute for Health Sciences, Radboud University Medical Center and IQ Healthcare, Radboud Institute for Health Sciences, Radboud University Medical Center