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Article History

Received: 13 December 2022

Accepted: 20 March 2023

First Online: 1 April 2023

Declarations

:

: All autopsies including neuropathological investigations were performed with written consent from the legal authority under the criminal code. All experimental protocols, including the use of the pathological specimens obtained at autopsies for research upon anonymization, were approved by the official ethical institutional review board of the University of Toyama (I2020192). This study was performed in accordance with the ethical standards established in the 1964 Declaration of Helsinki.

: Not applicable.

: The authors declare that they have no competing interests.