Affiliation: | 1. Department of Pediatrics, Duke University School of Medicine, Durham, North Carolina, USA;2. School of Social Work, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA Fuqua School of Business, Duke University, Durham, North Carolina, USA;3. Fuqua School of Business, Duke University, Durham, North Carolina, USA;4. Duke Clinical Research Institute, Duke University School of Medicine, Durham, North Carolina, USA Department of Population Health Sciences, Duke University School of Medicine, Durham, North Carolina, USA;5. Duke Clinical Research Institute, Duke University School of Medicine, Durham, North Carolina, USA;6. Department of Neurology, UCSF Child & Adolescent Headache Program, San Francisco, California, USA;7. Department of Neurology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA;8. Miles for Migraine, Lafayette Hill, Pennsylvania, USA;9. Nemours Neurology Headache Program, Alfred I. Dupont Hospital for Children, Wilmington, Delaware, USA |