Titirungruang, Chernkwan https://orcid.org/0000-0001-8670-3142
Seresirikachorn, K. https://orcid.org/0000-0002-0158-7638
Kasemsuwan, P.
Hirunwiwatkul, P.
Article History
Received: 29 October 2018
Accepted: 8 November 2018
First Online: 17 November 2018
Compliance with ethical standards
:
: The authors declared no conflicts of interest and received no financial support for the research, authorship, and/or publication of this article.
: This study does not involve human participants or animals.
: Not applicable.
: No evaluation of an Ethical Committee was necessary because this study was designed as a meta-analysis.