Zhang, Jiaxing
Liang, Yi
Xie, Juan
Li, Dong
Hu, Qian
Li, Xiaosi
Zheng, Wenyi
He, Rui
Article History
Received: 6 December 2017
Accepted: 30 May 2018
First Online: 15 June 2018
Author’s information
: The submitting author: Jiaxing Zhang. Postal Address: No.83 Zhongshandong Road, Nanming District, Guiyang, Guizhou Province, China.
: Not applicable. No ethical issues were involved in this study given that our data were based on published studies. Written informed consent for participation and ethical approval has been provided by original studies. Thus, all investigations analyzed in this meta-analysis have been carried out in compliance with the Helsinki Declaration.
: The authors declare that they have no competing interests.
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