Liu, Guangjie
Hao, Peng
Xu, Jie
Wang, Liming
Wang, Yuchuan
Han, Ruifang
Ying, Ming
Sui, Shuangshuang
Liu, Jinghua
Funding for this research was provided by:
National Natural Science Foundation of China (81170828)
Natural Science Foundation of Beijing Municipality (7153164)
Natural Science Foundation of Tianjin City (15JCZDJC35300)
Article History
Received: 17 April 2018
Accepted: 25 September 2018
First Online: 10 October 2018
Ethics approval and consent to participate
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: The authors declare that they have no competing interests.
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