Zhang, Bin
Liu, Shen
Liu, Jun
Yu, Bingbing
Guo, Wei
Li, Yongjin
Liu, Yang
Ruan, Wendong
Ning, Guangzhi
Feng, Shiqing
Funding for this research was provided by:
the National Natural Science Foundation of China (81501899)
the State Key Program of the National Natural Science Foundation of China (81330042)
the Special Program for Sino-Russian Joint Research Sponsored by the Ministry of Science and Technology, China (2014DFR31210)
the Key Program Sponsored by the Tianjin Science and Technology Committee, China (13RCGFSY19000)
the Key Program Sponsored by the Tianjin Science and Technology Committee, China (14ZCZDSY00044)
the Science Foundation of Tianjin Medical University for Young Scholar (2014KYQ01)
the Science Foundation of Tianjin Medical University General Hospital for Young Scholar (ZYYFY2014037)
Article History
Received: 23 September 2017
Accepted: 15 June 2018
First Online: 5 July 2018
Ethics approval and consent to participate
: Ethical approval of this study was not necessary, as systematic review and meta-analyses do not involve patients.
: Not applicable.
: The authors declare that they have no competing interests.
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