Sato, Ken https://orcid.org/0000-0003-3984-5660
Awaji, Masanori
Inagawa, Shoichi
Yoneoka, Yuichiro
Yoshimura, Junichi
Yoshimura, Norihiko
Aoyama, Hidefumi
Article History
Received: 11 December 2018
Accepted: 20 March 2019
First Online: 23 April 2019
Compliance with ethical standards
:
: 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.
: The authors declare that they have no conflict of interest.