Punsawad, Chuchard https://orcid.org/0000-0003-4826-9474
Phasuk, Nonthapan
Bunratsami, Suchirat
Thongtup, Kanjana
Viriyavejakul, Parnpen
Palipoch, Sarawoot
Koomhin, Phanit
Nongnaul, Somchok
Funding for this research was provided by:
Institute of Research and Development, Walailak University (WU59107)
Article History
Received: 4 March 2018
Accepted: 7 September 2018
First Online: 14 September 2018
Ethics approval and consent to participate
: This study was approved by the Ethics Committee on Human Rights Related to Research Involving Human Subjects, Walailak University, prior to recruiting participants (Protocol no. 15/050). Written informed consent was obtained from the children’s parents or legal guardians, after clearly explaining the research objectives.
: Not applicable.
: The authors declare that they have no competing interests.
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