1. Department of NeurologyThe Ohio State University Wexner Medical CenterColumbus OH
2. Department of Biological Chemistry & PharmacologyThe Ohio State University Wexner Medical CenterColumbus OH
3. Department of BiostatisticsNeuroNEXT Data Coordinating Center, University of IowaIowa City IA
4. Departments of Physical Therapy and Human Movement Sciences and PediatricsNorthwestern University Feinberg School of MedicineChicago IL
5. Department of Physical Medicine and RehabilitationThe Ohio State University Wexner Medical CenterColumbus OH
6. Department of NeurologyBeth Israel Deaconess Medical CenterBoston MA
7. Departments of Neurology and PediatricsUniversity of UtahSalt Lake City UT
8. Department of NeurologyBoston Children's HospitalBoston MA
9. BiogenBoston MA
10. SUNY Upstate Medical CenterSyracuse NY
11. Nationwide Children's HospitalColumbus OH
12. Ann & Robert H. Lurie Children's Hospital of ChicagoChicago IL
13. UT Southwestern Medical CenterDallas TX
14. Children's Hospital Colorado, University of Colorado School of MedicineAurora CO
15. Washington University School of Medicine in St. LouisSt. Louis MO
16. Department of NeurologyColumbia College of Physicians and SurgeonsNew York NY
17. University of California–DavisDavis CA
18. Vanderbilt UniversityNashville TN
19. Children's National Medical CenterWashington DC
20. University of California–Los AngelesLos Angeles CA
21. Dorenbecher Children's HospitalPortland OR
22. Department of NeurologyNeuroNEXT Clinical Coordinating Center, Massachusetts General HospitalBoston MA
23. National Institute of Neurological Disorders and StrokeBethesda MD
24. Nemours Children's HospitalOrlando FL
25. Sarepta TherapeuticsCambridge MA
26. PharmOptimaPortage MI
27. Department of Molecular PathologyOhio State Wexner Medical CenterColumbus OH