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Article History

Received: 5 March 2024

Accepted: 29 November 2024

First Online: 16 December 2024

Competing interests

: C.G. was supported by the VolkswagenStiftung (Freigeist) and received lecture honoraria from the Movement Disorder Society. K.M.V. has received financial or material research support from DFG: GZ MU 1527/3–1 GZ MU 1527/3–2, and Almirall Hermal GmbH. She has received consultants and other honoraria from Canymed, Emalex, Eurox Group, Sanity Group, Stadapharm GmbH, Swiss alpinapharm, Synendos Therapeutics AG, Tetrapharm, and Triaspharm. She is an advisory/scientific board member for Branchenverband Cannabiswirtschaft e.V. (BvCW), Sanity Group, Synendos Therapeutics AG, Syqe Medical Ltd., and Therapix Biosciences Ltd. She has received speaker’s fees from Almirall, Bundesverband der pharmazeutischen Cannabinoidunternehmen (BPC), Cogitando GmbH, Emalex, Grow, Medizinischer Dienst Westfalen Lippe, Noema, streamedup! GmbH, and Vidal. She has received royalties from Elsevier, Medizinisch Wissenschaftliche Verlagsgesellschaft Berlin, and Kohlhammer. She is an associate editor for “Cannabis and Cannabinoid Research” and an Editorial Board Member of “Medical Cannabis and Cannabinoids” und “MDPI‐Reports” and a Scientific board member for “Zeitschrift für Allgemeinmedizin”. A.H. reports lecture fees for Boston Scientific and is a consultant for FxNeuromodulation and Abbott. V.V.V. reports lecture fees for Medtronic and Boston Scientific. J.K.K. is a consultant to Boston Scientific, Medtronic, aleva and Inomed. N.S. has received financial and material research support from the research grant from the Medical University of Warsaw, the Polish Ministry of Health, the Polish Neurological Society, the Foundation for Polish Research, the European Stroke Organization, the American Academy of Neurology, American Brain Foundation and Tourette Association of America. She has received honoraria from Biogen and 90 Consulting. G.R.F. serves as an editorial board member of Cortex, Neurological Research and Practice, NeuroImage: Clinical, Zeitschrift für Neuropsychologie, and Info Neurologie & Psychiatrie; receives royalties from the publication of the books Funktionelle MRT in Psychiatrie und Neurologie, Neurologische Differentialdiagnose, SOP Neurologie, and Therapiehandbuch Neurologie; receives royalties from the publication of the neuropsychological tests KAS and Köpps; received honoraria for speaking engagements from Deutsche Gesellschaft für Neurologie (DGN) and Forum für medizinische Fortbildung FomF GmbH. All other authors report no competing interests.