Jia, Miao
Cao, Guangchun
Li, Yibo
Tu, Xiongbing
Wang, Guangjun
Nong, Xiangqun
Whitman, Douglas W.
Zhang, Zehua
Article History
Received: 8 October 2015
Accepted: 6 June 2016
First Online: 22 June 2016
Competing interests
: The authors declare no competing financial interests.