Zhu, Jinlong
Du, Shiyu
Yu, Xiaohui
Zhang, Jianzhong
Xu, Hongwu
Vogel, Sven C.
Germann, Timothy C.
Francisco, Joseph S.
Izumi, Fujio
Momma, Koichi
Kawamura, Yukihiko
Jin, Changqing
Zhao, Yusheng
Article History
Received: 19 December 2013
Accepted: 14 May 2014
First Online: 17 June 2014
Competing interests
: The authors declare no competing financial interests.