1Danish Headache Center, Department of Neurology, Faculty of Health and Medical Sciences, Rigshospitalet Glostrup, University of Copenhagen, Valdemar Hansens Vej 5, 2600 Glostrup, Denmark
2Headache Science & Neurorehabilitation Center, IRCCS Mondino Foundation, Pavia, Italy
3Department of Brain and Behavioral Sciences, University of Pavia, Pavia, Italy
4Functional Imaging Unit, Department of Clinical Physiology, Nuclear Medicine and PET, Faculty of Health and Medical Sciences, Rigshospitalet, University of Copenhagen, Glostrup, Denmark
5Centre for Neuropsychiatric Schizophrenia Research, CNSR and Centre for Clinical Intervention and Neuropsychiatric Schizophrenia Research, CINS, Mental Health Centre Glostrup, University of Copenhagen, 2600 Glostrup, Denmark
6Department of Radiology, Herlev-Gentofte Hospital, University of Copenhagen, Herlev, Denmark
© The Author(s). 2023
Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data.