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Authors
Obayashi, Juma
Wakisaka, Munechika
Tanaka, Kunihide
Furuta, Shigeyuki
Ohyama, Kei
Kitagawa, Hiroaki
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Article History
Accepted: 6 November 2020
First Online: 3 January 2021
Compliance with ethical standards
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: The authors declare that they have no conflict of interest.
: This study was retrospective study. This study was approved by the Review Board of Ethics Committee of St. Marianna University School of Medicine (Approval Number 4612) and complied with the Declaration of Helsinki.
: Informed consent was not required as this study was observational, and data collected were anonymized.
