1. Departments of Pediatric and Neurology/Neurosurgery McGill University Montréal Quebec Canada
2. Department of Clinical Neurosciences, Psychiatry, Pediatrics and Community Health Sciences Cumming School of Medicine University of Calgary Canada
3. Division of Neurology Children's Hospital of Philadelphia PA
4. Neurology Department Southern California Permanente Medical Group, Kaiser Los Angeles
5. Rochester NY
6. Department of Neurology Charleston Area Medical Center Charleston WV
7. Department of Pediatrics (Neurology) Northwestern University Feinberg School of Medicine Chicago IL
8. St. Paul MN
9. Department of Neuroscience and Spine St. Anthony Hospital—Centura Health Lakewood CO
10. Department of Neurology Mayo Clinic Rochester MN
11. Division of Behavioral Medicine & Clinical Psychology Cincinnati Children's Hospital Medical Center OH
12. University of Louisville Comprehensive Headache Program and University of Louisville Child Neurology Residency Program KY
13. Division of Neurology NeuroDevelopmental Science Center Akron Children's Hospital OH
14. Division of Neurology Children's Hospital Colorado Aurora
15. O'Fallon MO