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Article History

Received: 26 January 2023

Accepted: 2 March 2023

First Online: 9 March 2023

Declarations

:

: The authors confirm that the approval of an institutional review board was not required for this work.

: The authors have read the journal’s position on issues involved in ethical publication and affirm that this work is consistent with those guidelines.

: Informed consent was obtained from all individual participants included in the study.

: M. P. is supported by the Michael J Fox Foundation for Parkinson’s research. M. T. P. received personal fees for consultancy and lectures from Zambon, Orion, and Theravance; principal investigator in studies funded by Theravance, Zambon, and Sanofi. P. B. received consultancies as a member of the advisory board for Zambon, Lundbeck, UCB, Chiesi, Abbvie, and Acorda. R. E. received royalties from publication of Case Studies in Movement Disorders—Common and Uncommon Presentations (Cambridge University Press, 2017) and of Paroxysmal Movement Disorders (Springer, 2020). He has received consultancies from Sanofi and honoraria for speaking from the International Parkinson’s Disease and Movement Disorders Society.