Fukuda, Hideaki http://orcid.org/0000-0002-8921-9636
Asai, Shigehiro
Kanisawa, Izumi
Takahashi, Tatsuya
Ogura, Takahiro
Sakai, Hiroki
Takahashi, Kenji
Tsuchiya, Akihiro
Article History
Received: 27 March 2017
Accepted: 27 July 2018
First Online: 8 September 2018
Compliance with ethical standards
:
: The authors declare no potential conflicts of interest with respect to the research, authorship and/or publication of this article.
: Ethical approval was obtained from institutional review board.