1. Pediatric Multiple Sclerosis Center, Department of Neurology, NYU Langone Medical Center, New York, NY, USA
2. Pediatrics, The University of Utah, Salt Lake City, UT, USA
3. Pediatric Multiple Sclerosis Center, Loma Linda University, Loma Linda, CA, USA
4. Partners Multiple Sclerosis Center, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA
5. Boston Children’s Hospital, Boston, MA, USA
6. Pediatric MS Center, Neurology, University of California, San Diego, San Diego, CA, USA
7. Center for Pediatric-Onset Demyelinating Disease, Children’s of Alabama, University of Alabama at Birmingham, Birmingham, AL, USA
8. The Blue Bird Circle Clinic for Multiple Sclerosis, Texas Children’s Hospital, Baylor College of Medicine, Houston, TX, USA
9. Pediatric MS and other Demyelinating Disease Center, Washington University in St Louis, St. Louis, MO, USA
10. Mellen Center for Multiple Sclerosis, Cleveland Clinic, Cleveland, OH, USA
11. Pediatric Multiple Sclerosis Center, Mayo Clinic, Rochester, MN, USA
12. Department of Neurology, Children’s Hospital Colorado, University of Colorado, Aurora, CO, USA
13. Regional Pediatric MS Center, Department of Neurology, University of California, San Francisco, San Francisco, CA, USA
14. The Pediatric MS Center, Jacobs Neurological Institute, State University of New York at Buffalo, Buffalo, NY, USA