1. Neuromuscular Reference Centre, Department of Neurology Antwerp University Hospital Antwerpen Belgium
2. Translational Neurosciences, Faculty of Medicine and Health Sciences University of Antwerpen Antwerp Belgium
3. Laboratory of Neuromuscular Pathology, Institute Born‐Bunge University of Antwerp Antwerpen Belgium
4. Dr. John T. Macdonald Foundation, Department of Human Genetics and John P. Hussman Institute for Human Genomics University of Miami, Miller School of Medicine Miami FL
5. Cerebral Palsy Reference Centre, University Hospitals Leuven, Department of Development and Regeneration KU Leuven Leuven Belgium