Updates are available Correction dated 2021-05-25

Article History

Received: 16 November 2020

Accepted: 12 March 2021

First Online: 30 March 2021

Change Date: 25 May 2021

Change Type: Correction

Change Details: A Correction to this paper has been published:

Change Details: https://doi.org/10.1186/s10194-021-01253-3

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.

: T.R. Smith has been a consultant and/or scientific advisor for Alder/Lundbeck, Amgen, Biohaven, Eli Lilly, Impel Neuropharma, and Theranica, and has received research support from Alder/Lundbeck, Allergan, Amgen, Biohaven, Charleston Labs, Eli Lilly, Electrocore, Novartis, Novo Nordisk, Satsuma, Theranica, and Vorso.E.L.H. Spierings received research grants as a clinical trial investigator from Alder Biopharmaceuticals.R. Cady, V. Shen, B. Sperling, E. Brunner, and L. Honeywell are full-time employees of H. Lundbeck A/S or one of its subsidiary companies.J. Hirman is a contracted service provider of biostatistical resources for Lundbeck Seattle BioPharmaceuticals.B. Schaeffler and L. Mehta were full-time employee of Lundbeck Seattle BioPharmaceuticals at the time of the study.T. Brevig and M.K. Josiassen are full-time employees of and own stock in H. Lundbeck A/S.