Song, Jinzhen
Ma, Zida
Huang, Jianbo
Liu, Shiyu
Luo, Yan
Lu, Qiang
Schwabl, Philipp
Zykus, Romanas
Kumar, Ashish
Kitson, Matthew
Article History
Received: 8 January 2018
Revised: 3 April 2018
Accepted: 11 April 2018
First Online: 1 June 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Luo Yan.
: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: Written informed consent was not required for this study because our study was a meta-analysis.
: Institutional Review Board approval was not required because our study was a meta-analysis.
: • Performed at one institution