Motomura, Yoshiki http://orcid.org/0000-0002-6544-0678
Tateuchi, Hiroshige
Nakao, Sayaka http://orcid.org/0000-0001-5714-0336
Shimizu, Itsuroh
Kato, Takehiro
Kondo, Yuta
Ichihashi, Noriaki http://orcid.org/0000-0003-2508-2172
Article History
Received: 7 April 2018
Accepted: 2 November 2018
First Online: 14 November 2018
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: All the procedures performed in the 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 involved in the study.