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Authors
Itami, Yoshitaka
Miyake, Makito https://orcid.org/0000-0001-9503-7356
Owari, Takuya
Iwamoto, Takashi
Gotoh, Daisuke
Momose, Hitoshi
Fujimoto, Kiyohide
Hirao, Shuya
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Article History
Received: 20 July 2020
Accepted: 30 October 2020
First Online: 15 January 2021
Ethics approval and consent to participate
: This study uses data collected retrospectively as part of the Hirao hospital’s database. The database and this study has been reviewed and approved by the local ethics committee at the Hirao hospital, Japan, reference no. 2019–4. Written informed consent was obtained from all participants. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no competing interests.
