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Article History

Received: 14 October 2021

Accepted: 6 January 2022

First Online: 7 February 2022

Declarations

:

: Approval for each study was provided by the independent ethics committee or institutional review board of the study sites. The studies were each conducted in accordance with Good Clinical Practice guidelines, the principles of the Declaration of Helsinki, and all applicable regulatory requirements. Patients provided written informed consent prior to initiation of any study procedures.

: Not applicable.

: RL: Receives or has received, as a consultant and/or advisory panel member, honoraria from Lundbeck Seattle BioPharmaceuticals, Allergan, American Academy of Neurology, American Headache Society, Amgen, Biohaven Pharmaceuticals, BioVision, Boston Scientific, Dr. Reddy’s Laboratories, electroCore Medical, Eli Lilly, eNeura Therapeutics, GlaxoSmithKline, Merck, Pernix, Pfizer, Supernus, Teva Pharmaceuticals, Trigemina, Vector, and Vedanta; received compensation from eNeura and Biohaven Pharmaceuticals, has stock or stock options in Biohaven Pharmaceuticals; receives research support from Amgen, Migraine Research Foundation, and National Headache Foundation.LC: Received personal compensation for serving as a consultant for Alder/Lundbeck, Allergan/AbbVie, Biohaven, Satsuma and Teva; is on the advisory panel for Ctrl M Health (stock); served as an Expert Witness for Vaccine Injury Compensation Program; non-compensated Associated Editor with <i>Headache</i>; non-compensated relationship as Board Member at Large with Alliance for Headache Disorders Advocacy.CT: Received honoraria for participation in advisory boards for Allergan, electroCore, Eli Lilly, Novartis, and Teva; speaker for Allergan, Eli Lilly, Novartis, and Teva; PI or collaborator in clinical trials sponsored by Alder, Amgen, Eli Lilly, and Teva; received grants from European Commission, the Italian Ministry of Health, and the Italian Ministry of University.TB: Full-time employee of and stock owner in Lundbeck.JH: Full-time employee of Pacific Northwest Statistical Consulting, Inc., a contracted service provider of biostatistical resources for Lundbeck.RC: Full-time employee of Lundbeck or one of its subsidiary companies at the time of the study and manuscript development.