Wang, Yan
Lei, Tingjun
Dai, Qian
Ding, Ping
Qiu, Tong
Fang, Yin
Funding for this research was provided by:
National Natural Science Foundation of China (81671115)
Department of Science and Technology of Sichuan Province (2016JQ0029)
Article History
First Online: 31 August 2018
Compliance with Ethical Standards
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: The authors declare no competing financial interests.