Li, Dan
Zhou, Zhongliang
Si, Yafei
Xu, Yongjian
Shen, Chi
Wang, Yiyang
Wang, Xiao
Funding for this research was provided by:
Shaanxi Soft Science (2015KRM117)
Shaanxi provincial youth star of science and technology (SK2015007)
the National Program for Support of Top-notch Young Professionals (CMB 15-227)
China Medical Board (CMB GNL 16-262)
Article History
Received: 10 November 2017
Accepted: 21 February 2018
First Online: 27 February 2018
Ethics approval and consent to participate
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: The authors declare that they have no competing interests.
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