Wang, Hui http://orcid.org/0000-0002-7824-7834
Wang, Jian-Tao
Cao, Ze-Xian
Zhang, Wen-Jun
Lee, Chun-Sing
Lee, Shuit-Tong
Zhang, Xiao-Hong
Article History
Received: 29 August 2014
Accepted: 27 January 2015
First Online: 6 March 2015
Competing interests
: The authors declare no competing financial interests.