1. Department of IQ Healthcare, Radboud Institute for Health Sciences, Nijmegen, The Netherlands
2. Department of Occupational Therapy, HAN University of Applied Sciences, Nijmegen, the Netherlands
3. Research Group Neurorehabilitation, HAN University of Applied Sciences, Nijmegen, the Netherlands
4. Department of Rehabilitation, Radboud University Medical Center, Nijmegen, the Netherlands
5. Department of Pediatrics, Radboud Center for Mitochondrial Medicine, Nijmegen, the Netherlands
6. Department of Clinical Genetics, Leiden University Medical Centre, Leiden, The Netherlands
7. Three Rivers University Department of Rural Health, Charles Sturt University, Albury, Australia