1. John Walton Muscular Dystrophy Research Centre, Newcastle Hospitals NHS Foundation Trust and Newcastle University, Newcastle, United Kingdom
2. University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania
3. University of Washington School of Medicine, Seattle
4. Duke University School of Medicine, Durham, North Carolina
5. Royal Hospital for Children, Glasgow, United Kingdom
6. Nemours Children’s Hospital, Orlando, Florida
7. St Jude Children’s Research Hospital, Memphis, Tennessee
8. Alberta Children’s Hospital Research Institute, University of Calgary, Calgary, Alberta, Canada
9. Neuromuscular Reference Center, UZ Ghent, Ghent, Belgium
10. Department of Development and Regeneration, KU Leuven, Leuven, Belgium
11. Department of Paediatric Neurology, University Hospitals Leuven, Leuven, Belgium
12. Neuromuscular Centre, Department of Pediatric Neurology, Motol University Hospital, 2nd Medical School, Charles University, Prague, Czech Republic
13. The Camden Group, St Louis, Missouri
14. Richmond Children’s Hospital, Richmond, Virginia
15. UCLA Medical School, Los Angeles, California
16. UT Southwestern Medical Center, Dallas, Texas
17. University of Colorado School of Medicine, Children’s Hospital Colorado, Aurora
18. The Royal Children’s Hospital, Melbourne, Australia
19. Murdoch Children’s Research Institute, Melbourne, Australia
20. University of California, Davis, Sacramento
21. Queen Silvia Children’s Hospital, Gothenburg, Sweden
22. Kids Neuroscience Centre, The Children’s Hospital at Westmead, Westmead, Australia
23. University of Ottawa, Ottawa, Ontario, Canada
24. Ann & Robert H. Lurie Children’s Hospital, Chicago, Illinois
25. The Dubowitz Neuromuscular Centre, National Institute for Health Research Great Ormond Street Hospital Biomedical Research Centre, Great Ormond Street Institute of Child Health University College London, London, United Kingdom
26. Alder Hey Children’s NHS Foundation Trust, Liverpool, United Kingdom
27. Leeds Teaching Hospitals Trust, Leeds, United Kingdom
28. Montreal Children’s Hospital, Montreal, Quebec, Canada
29. BC Children’s Hospital Research Institute, Vancouver, British Columbia, Canada
30. Schneider Children’s Medical Center, Tel Aviv University, Tel Aviv, Israel
31. Hospital Quirónsalud Valencia, Valencia, Spain
32. Neuropaediatrics Department, Institut de Recerca Pediàtrica Hospital Sant Joan de Déu, Barcelona, Spain
33. Leiden University Medical Center, Leiden, the Netherlands
34. UMC St Radboud, Nijmegen, the Netherlands
35. P&A Kyriakou Children’s Hospital, Athens, Greece
36. ReveraGen BioPharma, Rockville, Maryland
37. Children’s National Medical Center, Washington, DC
38. Children’s Hospital of Eastern Ontario Research Institute, Ottawa, Ontario, Canada
39. Summit Analytical, Denver, Colorado
40. Carleton University, Ottawa, Ontario, Canada
41. Department of Pharmaceutical Sciences, School of Pharmacy and Pharmaceutical Sciences Binghamton University—State University of New York, Binghamton