1. Department of Biomedical Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
2. Neuromuscular and Rare Diseases Unit, Department of Neuroscience, Fondazione, IRCCS Ca’ Granda Ospedale Maggiore, Policlinico, Milan, Italy
3. Neuropathology Unit, Department of Pathology, 12 de Octubre University Hospital, Madrid, Spain
4. imas12 Research Institute, Rare Diseases Network Biomedical Research Center (CIBERER), 12 de Octubre University Hospital, Madrid, Spain
5. Neuromuscular Unit, Department of Neurology, 12 de Octubre University Hospital, Madrid, Spain
6. Department of Orthopaedic Surgery, Institute of Sports Medicine Copenhagen, University Copenhagen Hospital-Bispebjerg and Frederiksberg, Copenhagen, Denmark
7. Center for Healthy Aging, Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
8. Department of Neurology, Mayo Clinic, Rochester, Minnesota, United States
9. Division of Genetics and Genomics, The Manton Center for Orphan Disease Research, Boston Children’s Hospital, Harvard Medical School, Boston, Massachusetts, United States
10. Centre for Human and Applied Physiological Sciences, Faculty of Life Sciences and Medicine, King’s College London, London, United Kingdom