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Authors
Nakajima, Koji
Akebo, Hiroyuki
Tsugihashi, Yukio
Ishimaru, Hiroyasu
Sada, Ryuichi
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Article History
Received: 22 August 2020
Accepted: 10 November 2020
First Online: 2 January 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Approval was obtained from the institutional ethics committee of Tenri Hospital (No. 1093). The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: Consent to publish Written informed consent was waved by the institutional ethics committee due to the retrospective nature of this study.
