1. Merem Medical Rehabilitation Almere The Netherlands
2. Amsterdam Public Health research institute and Department of Educational and Family studies, Faculty of Behavioural and Movement Sciences Vrije Universiteit Amsterdam Amsterdam The Netherlands
3. Centre of Excellence for Rehabilitation Medicine, UMC Utrecht Brain Centre University Medical Centre Utrecht and De Hoogstraat Rehabilitation Utrecht Utrecht The Netherlands
4. Department of Rehabilitation, Physical Therapy Science & Sports, Wilhelmina Children's Hospital University Medical Centre Utrecht Utrecht The Netherlands
5. Amsterdam Movement Sciences and Department of Rehabilitation Medicine Amsterdam UMC, VU Medical Centre, Amsterdam Movement Sciences Amsterdam The Netherlands