Article History
Received: 31 May 2021
Accepted: 24 July 2021
First Online: 22 August 2021
Declarations
:
: This study involved human participants. Ethics approval was granted by the Ethics Committee for Research Involving Human Subjects, Universiti Sains Malaysia (JEPeMUSM), with study protocol code USM/JEPeM/18090438 on 9 May 2019.
: Not applicable
: The authors declare no competing interests.