Zhang, Yihao
Liu, Yingjie
Liao, Qiao
Liu, Zhixiong
Article History
Accepted: 27 September 2020
First Online: 4 November 2020
Declarations
:
: This research did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.
: Yihao Zhang, Yingjie Liu, Qiao Liao, and Zhixiong Liu have no conflicts of interest that are directly relevant to the content of this article.
: Not applicable.
: Not applicable.
: Not applicable.
: The data used in this study were fully available in databases.
: Not applicable.
: YZ and YL equally contributed to this manuscript in conception, data extraction, quality assessment, data analysis, and drafting. QL and ZL revised the manuscript.