Xing, Guichuan
Wu, Bo http://orcid.org/0000-0002-7177-9029
Wu, Xiangyang
Li, Mingjie
Du, Bin
Wei, Qi
Guo, Jia
Yeow, Edwin K. L.
Sum, Tze Chien http://orcid.org/0000-0003-4049-2719
Huang, Wei
Article History
Received: 5 August 2016
Accepted: 11 January 2017
First Online: 27 February 2017
Competing interests
: The authors declare no competing financial interests.