1. Department of Neurology Albert Einstein College of Medicine Bronx New York USA
2. Headache Unit, Neurology Department Vall d'Hebron University Hospital Barcelona Spain
3. Headache Research Group VHIR, Universitat Autonoma de Barcelona Barcelona Spain
4. Alberta Children's Hospital University of Calgary Calgary Alberta Canada
5. Cumming School of Medicine University of Calgary Calgary Alberta Canada
6. Vedanta Research Chapel Hill North Carolina USA
7. MIST Research Wilmington North Carolina USA
8. Medical Affairs (Neurosciences – Migraine) AbbVie Illinois North Chicago USA