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Article History

Received: 23 April 2021

Accepted: 26 November 2021

First Online: 8 December 2021

Declarations

:

: This study was approved by the ethics committee of the Nagasaki University Graduate School of Biomedical Sciences (No. 19083003). Potential participants were provided information about the ethical considerations of the study and return of the questionnaires was taken as indicating informed consent. The study was conducted in accordance with the Declaration of Helsinki guidelines and regulations.

: Consent for publication was obtained from each individual participant.

: The authors declare that they have no competing interests.