He, Shuai http://orcid.org/0000-0001-6663-0775
Li, Hui http://orcid.org/0000-0003-2658-1272
Chen, Hualin http://orcid.org/0000-0001-8984-3159
Funding for this research was provided by:
National Natural Science Foundation of China (21474114)
Central University Basic Research Fund of Southwest University for Nationalities (2016NZYQN16)
Article History
Received: 2 April 2018
Accepted: 22 June 2018
First Online: 27 June 2018
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.