Funding for this research was provided by:
Ministry of Education (5526400)
Received: 25 December 2020
Accepted: 1 June 2021
First Online: 19 October 2021
: The ethical clearance for this study was obtained from the Medical Research and Ethical Committee (MREC), Ministry of Health Malaysia (NMRR-15-2148-27536). Written informed consent was obtained from all patients who participated in the study.
: Not applicable.
: The authors declare no competing interests.