Ahmedy, Fatimah http://orcid.org/0000-0002-5811-4188
Mazlan, Mazlina http://orcid.org/0000-0002-4012-1873
Danaee, Mahmoud
Abu Bakar, Mohd Zulkiflee
Funding for this research was provided by:
Universiti Malaya (Phase 2015B)
Article History
Received: 10 November 2019
Accepted: 22 January 2020
First Online: 6 February 2020
Compliance with ethical standard
: This work complies with the ethical standards of the institutional and with the 1964 Helsinki Declaration and its later amendments.
: The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
: This work has received the ethical approval from Medical Ethics Committee, University of Malaya Medical Centre (20158-1555).
: All participants of this study have given their written informed consent via signatures or thumbprints on a written informed consent document.