Sugisawa, Ryoichi
Hiramoto, Emiri
Matsuoka, Shigeru
Iwai, Satomi
Takai, Ryosuke
Yamazaki, Tomoko
Mori, Nobuko
Okada, Yuki
Takeda, Naoki
Yamamura, Ken-ichi
Arai, Toshiro
Arai, Satoko
Miyazaki, Toru
Article History
Received: 8 July 2016
Accepted: 27 September 2016
First Online: 12 October 2016
Competing interests
: The authors declare no competing financial interests.