Funding for this research was provided by:
Ministry of Higher Education, Malaysia (203/PPSP/6770003)
Text and Data Mining valid from 2018-11-14
Received: 12 July 2018
Accepted: 31 October 2018
First Online: 14 November 2018
Ethics approval and consent to participate
: Ethical approval was obtained from Research and Ethic Committee (Human), School of Medical Sciences, Health Campus, Universiti Sains Malaysia (USM/JEPeM/15120552). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee. The study was explained in sufficient detail, and written consent was obtained from all participants before the conduct of the study.
: Not applicable.
: The authors declare that they have no competing interests.
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