Zhang, Jingya
Hu, Xuejiao
Hu, Xin
Ye, Yuanxin
Shang, Mengqiao
An, Yunfei
Gou, Haimei
Zhao, Zhenzhen
Peng, Wu
Song, Xingbo
Zhou, Yanhong
Kang, Mei
Xie, Yi
Chen, Xuerong
Lu, Xiaojun
Ying, Binwu
Wang, Lanlan
Article History
Received: 22 July 2015
Accepted: 2 December 2015
First Online: 7 January 2016
Change Date: 14 January 2016
Change Type: Update
Change Details: The version of this Article previously published omitted Xiaojun Lu and Lanlan Wang as corresponding authors. Correspondence and request for materials should also be addressed to luxiaojun1972@163.com and huaxiwangll@gmail.com. This has now been corrected in the PDF and HTML versions of the Article
Competing interests
: The authors declare no competing financial interests.