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Authors
Kato, Takumi https://orcid.org/0000-0002-1795-4754
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Article History
Received: 24 August 2021
Accepted: 30 November 2021
First Online: 16 December 2021
Competing interests
: The author declares no competing interests.
: Based on Saitama University’s ethics review process, an exemption was granted from requiring ethical approval because the study does not collect personal information and does not impose a physical or mental burden on respondents.
: All study participants provided informed consent.
