Otsuki, Shuhei http://orcid.org/0000-0002-2752-8484
Murakami, Tomohiko
Okamoto, Yoshinori
Nakagawa, Kosuke
Okuno, Nobuhiro
Wakama, Hitoshi
Neo, Masashi
Article History
Received: 30 November 2017
Accepted: 4 June 2018
First Online: 8 June 2018
Compliance with ethical standards
:
: The author(s) declare no potential conflicts of interest with respect to research, authorship, and/or publication of this article.
: 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.