Toh, Yasushi
Inoue, Yoji
Hayakawa, Masayo
Yamaki, Chikako
Takeuchi, Hiroya
Ohira, Masaichi
Matsubara, Hisahiro
Doki, Yuichiro
Wakao, Fumihiko
Takayama, Tomoko http://orcid.org/0000-0001-8150-3272
Funding for this research was provided by:
Ministry of Health, Labour and Welfare (H29-Cancer Control-005, R2-Cancer Control-20EA1008)
Article History
Received: 12 May 2021
Accepted: 1 June 2021
First Online: 24 June 2021
Compliance with ethical standards
:
: All the procedures performed in this study 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. According to the ethical guidelines for medical and health research involving human subjects in Japan, approval from an ethical committee was not required for this type of study (reference number 6000-017).
: The authors declare that they have no conflict of interest.