Nishida, Yoshihiro http://orcid.org/0000-0002-7511-6388
Kawai, Akira
Toguchida, Junya
Ogose, Akira
Ae, Keisuke
Kunisada, Toshiyuki
Matsumoto, Yoshihiro
Matsunobu, Tomoya
Takahashi, Kunihiko
Nishida, Kazuki
Ozaki, Toshifumi
Funding for this research was provided by:
the Ministry of Health, Labor and Welfare of Japan, and the Ministry of Education, Culture, Sports, Science and Technology of Japan (Grant-in-Aid 17H01585 for Scientific Research (A))
National Cancer Center Research and Development Fund (29-A-3)
Article History
Received: 10 April 2019
Accepted: 5 July 2019
First Online: 22 July 2019
Compliance with ethical standards
:
: Yoshihiro Nishida has no conflict of interest regarding this study, Akira Kawai has no conflict of interest regarding this study, Junya Toguchida has no conflict of interest regarding this study, Akira Ogose has no conflict of interest regarding this study, Keisuke Ae has no conflict of interest regarding this study, Toshiyuki Kunisada has no conflict of interest regarding this study, Yoshihiro Matsumoto has no conflict of interest regarding this study, Tomoya Matsunobu has no conflict of interest regarding this study, Kunihiko Takahashi has no conflict of interest regarding this study, Kazuki Nishida has no conflict of interest regarding this study, Toshifumi Ozaki has no conflict of interest regarding this study.
: 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.
: Informed consent was waived because of the study based on the national registry data.