He, Qin-Qin
Xiong, Liu-Lin
Liu, Fei
He, Xiang
Feng, Guo-Ying
Shang, Fei-Fei
Xia, Qing-Jie
Wang, You-Cui
Qiu, De-Lu
Luo, Chao-Zhi
Liu, Jia
Wang, Ting-Hua
Article History
Received: 23 September 2015
Accepted: 26 September 2016
First Online: 17 October 2016
Change Date: 19 January 2017
Change Type: Update
Change Details: A correction has been published and is appended to both the HTML and PDF versions of this paper. The error has been fixed in the paper.
Competing interests
: The authors declare no competing financial interests.