Shimoi, Tatsunori
Hashimoto, Jun
Sudo, Kazuki
Shimomura, Akihiko
Noguchi, Emi
Shimizu, Chikako
Yunokawa, Mayu
Yonemori, Kan
Yoshida, Hiroshi
Yoshida, Masayuki
Kato, Tomoyasu
Kinoshita, Takayuki
Fukuda, Takahiro
Fujiwara, Yasuhiro
Tamura, Kenji
Article History
Received: 14 March 2021
Accepted: 11 October 2021
First Online: 21 October 2021
Declarations
:
: The study protocol was approved by the National Cancer Center Research Ethics Review Committee at the National Cancer Center Hospital, Tokyo, Japan (approval No. 2014 092). This study was conducted in accordance with the Declaration of Helsinki (2013). The requirement for informed consent was waived by the Institutional Review Board of the National Cancer Center Hospital, owing to the retrospective nature of the study. Patients could refuse to participate in this study in an opt-out form on the website of our institution.
: Not applicable.
: The authors declare that they have no competing interests.