Fujinaga, Shuichiro http://orcid.org/0000-0002-2957-3705
Tomii, Yuji
Article History
Received: 10 December 2019
Accepted: 26 January 2020
First Online: 10 February 2020
Compliance with ethical standards
:
: The authors declare no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Institutional Research Committee and/or National Research Committee at which the study was conducted (approval number 2019-01-003) with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all participants included in this study.