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Authors
Yamashita, Ken
Hiraoka, Miki https://orcid.org/0000-0002-6411-2269
Sugita, Shintaro
Yotsuyanagi, Takatoshi
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Article History
Accepted: 4 February 2021
First Online: 15 February 2021
Declarations
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: All procedures performed in this study were in accordance with the ethical standards of the Ethics Committee of Sapporo Medical University Hospital and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from the participant included in the study.
: The data that support the findings of this study are available from the corresponding author, MH, upon reasonable request. However, due to privacy and ethical concerns, the data about patient information is not available.
: The authors that they have no conflict of interest.
