Watanabe, Miki
Nakagawa, Ryuji
Kohmoto, Tomohiro
Naruto, Takuya
Suga, Ken-ichi
Goji, Aya
Horikawa, Hideaki
Masuda, Kiyoshi
Kagami, Shoji
Imoto, Issei
Article History
Received: 3 September 2016
Revised: 16 September 2016
Accepted: 19 September 2016
First Online: 10 November 2016
Competing interests
: The authors declare no conflict of interest.