Hatori, Akiko
Yui, Joji
Xie, Lin
Kumata, Katsushi
Yamasaki, Tomoteru
Fujinaga, Masayuki
Wakizaka, Hidekatsu
Ogawa, Masanao
Nengaki, Nobuki
Kawamura, Kazunori
Wang, Feng
Zhang, Ming-Rong
Article History
Received: 9 June 2015
Accepted: 29 October 2015
First Online: 27 November 2015
Competing interests
: The authors declare no competing financial interests.