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Authors
Sakai, Daiki https://orcid.org/0000-0003-1013-0119
Takagi, Seiji
Hirami, Yasuhiko
Nakamura, Makoto
Kurimoto, Yasuo
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Article History
Received: 23 October 2020
Revised: 14 December 2020
Accepted: 6 January 2021
First Online: 16 January 2021
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Kobe City Medical Center General Hospital (Kobe, Japan) and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Due to the retrospective study design and use of de-identified patient data, the need to obtain written informed consent was waived.
: Consent is not required as the information is anonymized and the submission does not include images that may identify the persons.
: Not applicable.
