Affiliations

• ¹ Division of Neurology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
• ² Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati, OH, USA.
• ³ Department of Pediatric and Neurology, McGill University, Montréal, Canada.
• ⁴ Department of Neurosurgery, McGill University, Montréal, Canada.
• ⁵ Department of Clinical Neurosciences, Psychiatry, Pediatrics and Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, Canada.
• ⁶ Department of Pediatrics (Neurology), Northwestern University Feinberg School of Medicine, Chicago, IL, USA.
• ⁷ Neurology Department, Southern California Permanente Medical Group, Kaiser, Los Angeles, CA, USA.
• ⁸ Division of Neurology, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
• ⁹ Department of Neurology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA, USA.
• ¹⁰ Department of Pediatrics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA, USA.
• ¹¹ Department of Neurology, Charleston Area Medical Center, Charleston, WV, USA.
• ¹² Department of Neuroscience and Spine, St. Anthony Hospital-Centura Health, Lakewood, CO, USA.
• ¹³ University of Louisville Comprehensive Headache Program and University of Louisville Child Neurology Residency Program, Louisville, KY, USA.
• ¹⁴ Division of Neurology, NeuroDevelopmental Science Center, Akron Children's Hospital, Akron, OH, USA.
• ¹⁵ Rochester, NY, USA.
• ¹⁶ St. Paul, MN, USA.
• ¹⁷ O'Fallon, MO, USA.
• ¹⁸ Division Neurology, Children's Hospital Colorado, Aurora, CO, USA.
• ¹⁹ Department of Neurology, Mayo Clinic, Rochester, MN, USA.
• ²⁰ Department of Neurology, University of San Francisco, San Francisco, CA, USA.