Zhang, Pu
Jia, Chunyan
Zhao, Yannan
Luo, Honghong
Tan, Xin
Ma, Xiaohong
Funding for this research was provided by:
National Natural Science Foundation of China (21775014)
Chongqing Municipal Education Commission (KJQN201800439)
Chongqing Science and Technology Commission (cstc2017jcyjAX0368)
Article History
Received: 25 March 2019
Accepted: 1 August 2019
First Online: 8 August 2019
Compliance with ethical standards
: The author(s) declare that they have no competing interests.