1. Center for Neuroinflammation and Neurotherapeutics, and Multiple Sclerosis Division, Department of Neurology, Perelman School of Medicine University of Pennsylvania Philadelphia PA
2. Division of Child Neurology, Department of Neurology The Children's Hospital of Philadelphia, Perelman School of Medicine, University of Pennsylvania Philadelphia PA
3. Autoimmune Neurology Group, Nuffield Department of Clinical Neurosciences University of Oxford Oxford UK
4. Departments of Internal Medicine and Community Health Sciences Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba Winnipeg MB Canada
5. Department of Pediatrics University of Toronto Toronto ON Canada
6. Institute of Health Policy, Management and Evaluation, the University of Toronto, The Hospital for Sick Children Toronto ON Canada
7. Montreal Neurological Institute, McGill University Montreal QC Canada