Guo, Hailong
Feng, Peiqiang
Chi, Wei
Sun, Xuwu
Xu, Xiumei
Li, Yuan
Ren, Dongtao
Lu, Congming
David Rochaix, Jean
Leister, Dario
Zhang, Lixin
Article History
Received: 24 November 2015
Accepted: 8 June 2016
First Online: 11 July 2016
Competing interests
: The authors declare no competing financial interests.