Lu, Junfeng
Zhang, Han http://orcid.org/0000-0002-6645-8810
Hameed, N. U. Farrukh
Zhang, Jie
Yuan, Shiwen
Qiu, Tianming
Shen, Dinggang
Wu, Jinsong
Article History
Received: 16 November 2016
Accepted: 9 October 2017
First Online: 23 October 2017
Competing Interests
: The authors declare that they have no competing interests.