Funding for this research was provided by:
National Medical Research Council (CG/C026/2017_NUHS)
Received: 1 June 2022
Accepted: 29 October 2022
First Online: 18 November 2022
: This study was ethically approved by the National Healthcare Group Domain Specific Review Board (NHG DSRB Ref.: 2018/00680). Written informed consent was obtained from all participants in accordance with the Declaration of Helsinki.
: The authors declare that there is no conflict of interest.