Sugawara, Haruto
Watanabe, Hirokazu
Kunimatsu, Akira
Abe, Osamu
Watanabe, Shun-ichi
Yatabe, Yasushi
Kusumoto, Masahiko
Funding for this research was provided by:
Japan Society for the Promotion of Science (21K15799)
Article History
Received: 30 September 2021
Accepted: 9 November 2021
First Online: 19 November 2021
Declarations
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This retrospective study was approved by the Institutional Review Board of National Cancer Center Hospital, Tokyo, Japan. The informed consent requirement for this retrospective study was waived by the Institutional Review Board of National Cancer Center Hospital, Tokyo, Japan.
: Not applicable.
: The authors declare no competing interests.