Song, Zhixiu
Xia, Hui
Yang, Ligang
Wang, Shaokang
Sun, Guiju
Funding for this research was provided by:
Natural Science Foundation of Higher Education Institution of Jiangsu Province (No.15KJB330004)
National Natural Science Foundation of China (81573144, 81001244)
Article History
Received: 6 January 2018
Accepted: 10 May 2018
First Online: 25 May 2018
Ethics approval and consent to participate
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: The authors declare that they have no competing interests.
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