Wang, Xuejuan http://orcid.org/0000-0001-6493-9971
Ahmad, Salar
Zhang, Zhihui
Côté, Jacques http://orcid.org/0000-0001-6751-555X
Cai, Gang http://orcid.org/0000-0001-8622-3907
Article History
Received: 18 September 2017
Accepted: 19 February 2018
First Online: 20 March 2018
Competing interests
: The authors declare no competing interests.