Uematsu, Takayuki
Fujita, Tomoko
Nakaoka, Hiroki J.
Hara, Toshiro
Kobayashi, Noritada
Murakami, Yoshinori
Seiki, Motoharu
Sakamoto, Takeharu
Article History
Received: 26 May 2016
Accepted: 2 November 2016
First Online: 24 November 2016
Competing interests
: The authors declare no competing financial interests.