Gu, Yanyun https://orcid.org/0000-0002-4323-1648
Wang, Xiaokai
Li, Junhua https://orcid.org/0000-0001-6784-1873
Zhang, Yifei
Zhong, Huanzi https://orcid.org/0000-0001-9512-1750
Liu, Ruixin
Zhang, Dongya
Feng, Qiang
Xie, Xiaoyan
Hong, Jie
Ren, Huahui
Liu, Wei
Ma, Jing
Su, Qing
Zhang, Hongmei
Yang, Jialin
Wang, Xiaoling
Zhao, Xinjie
Gu, Weiqiong
Bi, Yufang
Peng, Yongde
Xu, Xiaoqiang
Xia, Huihua
Li, Fang
Xu, Xun
Yang, Huanming
Xu, Guowang https://orcid.org/0000-0003-4298-3554
Madsen, Lise https://orcid.org/0000-0003-4468-1947
Kristiansen, Karsten https://orcid.org/0000-0002-6024-0917
Ning, Guang
Wang, Weiqing
Article History
Received: 29 March 2017
Accepted: 9 October 2017
First Online: 27 November 2017
Competing interests
: The authors declare no competing financial interests.