Ando, Takuya
Sakata, Jun http://orcid.org/0000-0003-1773-0133
Nomura, Tatsuya
Takano, Kabuto
Takizawa, Kazuyasu
Miura, Kohei
Hirose, Yuki
Kobayashi, Takashi
Ichikawa, Hiroshi
Hanyu, Takaaki
Shimada, Yoshifumi
Nagahashi, Masayuki
Kosugi, Shin-Ichi
Wakai, Toshifumi
Article History
Received: 23 November 2020
Accepted: 29 March 2021
First Online: 10 April 2021
Declarations
:
: This study was approved by the institutional review boards of Niigata University and Niigata Cancer Center Hospital. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration.
: The need for informed consent was waived due to the retrospective observational nature of the study.
: The authors declare no competing interests.