Terasawa, Kazuaki http://orcid.org/0000-0002-0605-3838
Tanaka, Koki
Watanabe, Nobuki
Takada, Miki
Ikeno, Yuta
Article History
Received: 10 September 2020
Revised: 11 February 2021
Accepted: 12 February 2021
First Online: 23 February 2021
Compliance with ethical standard
:
: All authors have approved the content and submission of the manuscript. The authors declare no particular conflicts of interest relevant to this manuscript. We have received no research grant funding for this study.
: All procedures performed in studies involving human participants were adhered to the ethical standards of the institutional and/or national research committee (include name of committee + reference number) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.