Niu, Shan-Ce
Xu, Qing
Zhang, Guo-Qiang
Zhang, Yong-Qiang
Tsai, Wen-Chieh
Hsu, Jui-Ling
Liang, Chieh-Kai
Luo, Yi-Bo
Liu, Zhong-Jian http://orcid.org/0000-0003-4390-3878
Article History
Received: 9 July 2015
Accepted: 24 August 2016
First Online: 27 September 2016
Competing interests
: The authors declare no competing financial interests.