Kumakura, Satoshi
Okamoto, Koji
Takeuchi, Saeko
Yoshida, Mai
Nakamichi, Takashi
Nagasawa, Tasuku
Fujikura, Emi
Yamamoto, Tae
Saito, Masatoshi
Hanita, Takushi
Satoh, Michihiro
Sato, Hiroshi
Ito, Sadayoshi
Harigae, Hideo
Miyazaki, Mariko http://orcid.org/0000-0001-6509-1706
Article History
Received: 4 July 2019
Accepted: 18 February 2020
First Online: 11 March 2020
Compliance with ethical standards
:
: All of the authors have declared no competing interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee at which the studies were conducted (IRB approval no. 2017-1-934 at Ethics committee of Tohoku University School of Medicine) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: According to Japanese Ethical Guidelines for Medical and Health Research Involving Human Subjects, informed consent was not obtained from participants because all data were anonymized. Otherwise, we made a piece of public information which states including and handling the exiting information and giving them opportunities to withdraw from the research.