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Authors
Jakobsen, Jonas T.
Karlsson, William K.
Christensen, Rune H.
Al-Khazali, Haidar M.
Ashina, Messoud
Ashina, Håkan
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Funding
Funding for this research was provided by:
Copenhagen University
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Article History
Received: 4 February 2026
Accepted: 14 March 2026
First Online: 26 March 2026
Declarations
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: The study was approved by the Health Ethics Research Committee of the Capital Region of Denmark. Written informed consent was obtained from all participants before any study-related procedures.
: Not applicable.
: WKK has received personal speaker fees from AbbVie, Pfizer, Lundbeck, and Teva, outside of the submitted work. HMA has received personal speaker fees from AbbVie, Pfizer, and Lundbeck, outside of the submitted work. RHC has received personal speaker fees from AbbVie, Pfizer, Lundbeck, and Teva, outside of the submitted work. MA has received personal fees from AbbVie, AstraZeneca, Eli Lilly, GlaxoSmithKline, Lundbeck, Novartis, Pfizer and Teva, outside of the submitted work. MA has also received institutional research grants from the Danish National Research Foundation, Novartis, Novo Nordisk Foundation, and Lundbeck Foundation. MA is also an Associate Editor of Brain and The Journal of Headache and Pain. HA has received personal fees from AbbVie, Lundbeck, Pfizer and Teva, outside of the submitted work. HA is also an Editorial Board Member of The Journal of Headache and Pain. JTJ declares no competing interests.
