Li, Xiying
Tan, Zuyu
Shen, Jiliang
Hu, Weiping
Chen, Yinghe
Wang, Jingying http://orcid.org/0000-0002-6109-7542
Funding for this research was provided by:
National Social Science Foundation (14ZDB160)
Education Science Program of Shaanxi Province (SGH16B008)
National Natural Science Foundation of China (71704116)
Article History
First Online: 23 April 2018
Compliance with Ethical Standards
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: The authors declare that they have no conflict of interests.