1. Translational Neurosciences Faculty of Medicine and Health Sciences University of Antwerp Antwerp Belgium
2. Laboratory of Neuromuscular Pathology Institute Born‐Bunge University of Antwerp Antwerp Belgium
3. 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 Florida USA
4. Department of Neurology Medical Faculty RWTH Aachen University Aachen Germany
5. Neuromuscular Reference Center Department of Neurology Antwerp University Hospital Antwerp Belgium
6. Department of Neuromuscular Disease UCL Queen Square Institute of Neurology and The National Hospital for Neurology London UK
7. Department of Brain and Behavioral Sciences University of Pavia Pavia Italy
8. Reference Center for Neuromuscular Diseases Neuro‐myology Department Pitié‐Salpêtrière University Hospital APHP Paris France
9. Neuro‐Metabolism Unit Reference Center for Lysosomal Diseases Neurology Department Pitié‐Salpêtrière University Hospital APHP Paris France
10. Centre de Référence Neuromusculaire Department of Neurology Hôpital Erasme Université Libre de Bruxelles Brussels Belgium
11. Medical Genetic Unit Department of Reproductive Pregnancy Risk ASL BARI Bari Italy
12. Division of Pediatric Neurology and Metabolism Department of Pediatrics University Hospital Ghent Ghent Belgium
13. Institute of Medical Genetics and Applied Genomics University of Tuebingen Tuebingen Germany
14. Center for Rare Diseases University of Tuebingen Tuebingen Germany
15. Division Translational Genomics of Neurodegenerative Diseases Hertie‐Institute for Clinical Brain Research and Center of Neurology University of Tübingen Tübingen Germany
16. German Center for Neurodegenerative Diseases (DZNE) Tübingen Germany