Hatta, Kyoko
Hosozawa, Mariko
Tanaka, Kyoko
Shimizu, Toshiaki
Article History
First Online: 18 September 2018
Compliance with Ethical Standards
:
: The authors have no conflict of interest relevant to this article to disclose.
: 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 obtained from all individual participants included in the study.