1. Radboud university medical center, Department of Rehabilitation , Nijmegen , the Netherlands
2. Amsterdam UMC, University of Amsterdam, Department of Rehabilitation Medicine, Amsterdam Movement Sciences , Meibergdreef 9, Amsterdam , the Netherlands
3. Deventer Hospital, Department of Rehabilitation , Deventer , the Netherlands
4. Radboud university medical center , IQ healthcare, Nijmegen , the Netherlands
5. Royal Dutch Society for Physical Therapy (KNGF), Quality Policy , Amersfoort , the Netherlands
6. Leiden University Medical Centre, Department of Physical Therapy , Leiden , the Netherlands
7. University Medical Centre Utrecht, Child Development and Exercise Centre , Utrecht , the Netherlands
8. Amsterdam University of Applied Sciences, Centre of Expertise Urban Vitality, Faculty of Health , Amsterdam , the Netherlands