Watanabe, Seiya
Tajima, Kunihiko
Fujii, Satoshi
Fukumori, Fumiyasu
Hara, Ryotaro
Fukuda, Rio
Miyazaki, Mao
Kino, Kuniki
Watanabe, Yasuo
Article History
Received: 21 July 2016
Accepted: 11 November 2016
First Online: 8 December 2016
Competing interests
: The authors declare no competing financial interests.