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Authors
Koyama, Takashi
Kobayashi, Masanori
Ichikawa, Tomohide
Wakabayashi, Yasushi
Abe, Hidetoshi
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Article History
Received: 14 November 2019
Accepted: 13 May 2020
First Online: 28 May 2020
Compliance with Ethical Standards
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: The authors declare that they have no conflict of interest.
: The present study conducted according to the Declaration of Helsinki. The design, protocol, and handling of patient data were reviewed and approved by the Matsumoto Kyoritsu Hospital Ethics Committee (Approval No. 2019-005). No animal studies were carried out by the authors for this study.
: All patients provided informed consent.
