Chung, Sae Rom
Suh, Chong Hyun
Baek, Jung Hwan
Choi, Young Jun
Lee, Jeong Hyun
Article History
Received: 22 January 2018
Revised: 9 April 2018
Accepted: 17 April 2018
First Online: 22 May 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Jung Hwan Baek.
: 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.
: One of the authors has significant statistical expertise.
: Written informed consent was not required for this study because it is systematic review and meta-analysis.
: Institutional Review Board approval was not required because it is systematic review and meta-analysis.
: • Meta-analysis