Wang, Fang
Xu, Cheng
Reece, E. Albert
Li, Xuezheng
Wu, Yanqing
Harman, Christopher
Yu, Jingwen
Dong, Daoyin http://orcid.org/0000-0003-0544-8341
Wang, Cheng
Yang, Penghua http://orcid.org/0000-0002-8517-3386
Zhong, Jianxiang
Yang, Peixin
Article History
Received: 7 July 2016
Accepted: 3 March 2017
First Online: 5 May 2017
Competing interests
: The authors declare no competing financial interests.