Peng, Yuan https://orcid.org/0000-0002-8960-5967
Pan, Nanyan https://orcid.org/0000-0001-6679-3929
Wang, Da https://orcid.org/0000-0003-0872-6909
Yang, Jingjing https://orcid.org/0000-0002-8496-1671
Guo, Zhongnan https://orcid.org/0000-0003-4907-4679
Yuan, Wenxia https://orcid.org/0000-0002-3521-3538
Funding for this research was provided by:
National Natural Science Foundation of China (51472029)
Scientific and Technological Research Program of Chongqing Municipal Education Commission (KJ1504401)
Article History
Received: 9 April 2018
Accepted: 29 May 2018
First Online: 4 June 2018
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.