Funding for this research was provided by:
Asia Pacific Observatory on Health Systems and Policies
National University of Singapore
Article History
Received: 2 April 2023
Accepted: 29 June 2023
First Online: 8 July 2023
Declarations
:
: This research was approved by the Institutional Review Board of the National University of Singapore (NUS-IRB-S-19–190). All methods were performed in accordance with the relevant guidelines and regulations provided by the ethics committee. Informed written consent was obtained from all participants.
: Consent for publication was obtained as part of the written informed consent provided by participants before they were recruited into this study.
: Authors declare no competing interests.