Guo, Danhuai
Yin, Wenwu
Yu, Hongjie
Thill, Jean-Claude
Yang, Weishi
Chen, Feng
Wang, Deqiang
Funding for this research was provided by:
NSFC (41371386)
BJ-NSF (9172023)
National Key R&D Program of China (2017YFC0803300)
Article History
Received: 4 April 2017
Accepted: 1 October 2018
First Online: 22 October 2018
Ethics approval and consent to participate
: The data we analysed was publicly available. Our research did not involve any direct study of human samples. The data used is statistical data, the sample is anonymous, and the data comes from public resources only.
: Not applicable. For all manuscripts that do not have any details, images, or videos relating to an individual person.
: The authors declare that they have no competing interests.
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