Xia, Rui http://orcid.org/0000-0003-2409-1181
Chen, Chengjie
Pokhrel, Suresh
Ma, Wuqiang
Huang, Kun
Patel, Parth
Wang, Fuxi
Xu, Jing
Liu, Zhongchi http://orcid.org/0000-0001-9969-9381
Li, Jianguo
Meyers, Blake C. http://orcid.org/0000-0003-3436-6097
Article History
Received: 30 June 2018
Accepted: 15 January 2019
First Online: 7 February 2019
Competing interests
: The authors declare no competing interests.