Tanaka, Ken-ichiro
Niino, Tomomi
Ishihara, Tomoaki
Takafuji, Ayaka
Takayama, Takahiro
Kanda, Yuki
Sugizaki, Toshifumi
Tamura, Fumiya
Kurotsu, Shota
Kawahara, Masahiro
Mizushima, Tohru
Article History
Received: 8 November 2016
Accepted: 3 May 2017
First Online: 13 June 2017
Competing Interests
: The authors declare that they have no competing interests.