Hanaoka, Kenjiro
Sasakura, Kiyoshi
Suwanai, Yusuke
Toma-Fukai, Sachiko
Shimamoto, Kazuhito
Takano, Yoko
Shibuya, Norihiro
Terai, Takuya
Komatsu, Toru
Ueno, Tasuku
Ogasawara, Yuki
Tsuchiya, Yukihiro
Watanabe, Yasuo
Kimura, Hideo
Wang, Chao
Uchiyama, Masanobu
Kojima, Hirotatsu
Okabe, Takayoshi
Urano, Yasuteru
Shimizu, Toshiyuki
Nagano, Tetsuo
Article History
Received: 5 October 2016
Accepted: 1 December 2016
First Online: 12 January 2017
Competing interests
: The authors declare no competing financial interests.