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Authors
Goto, Kaori https://orcid.org/0000-0001-7564-4140
Kawano, Yasushi https://orcid.org/0000-0001-8480-0168
Utsunomiya, Takafumi
Narahara, Hisashi
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Article History
Received: 9 February 2021
Accepted: 27 May 2021
First Online: 3 June 2021
Declarations
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: This study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving patients were approved by the appropriate ethics committee of Oita University, Yufu, Japan.
: Written informed consent was obtained from all participants at enrolment.
: Not applicable.
: The authors declare no competing interests.
