Song, M.
Liu, J.
Xia, D.
Yao, H.
Tian, G.
Chen, X.
Liu, Y.
Jiang, Y.
Article History
Received: 23 April 2020
Accepted: 22 August 2020
First Online: 3 September 2020
Compliance with ethical standards
:
: Min Song, Jinbo Liu, Dong Xia, Hui Yao, Gang Tian, Xuan Chen, Yi Liu, Yifan Jiang, and Zonglin Li declare that they have no conflict of interest.
: This paper is a systematic review and meta-analysis, so ethical approval is not required.
: This paper is a systematic review and meta-analysis, so informed consent is not required.