Funding for this research was provided by:
Universiti Malaya (IIRG-035)
Received: 1 May 2020
Accepted: 9 February 2021
First Online: 22 February 2021
Ethics approval and consent to participate
: The trial has been approved by the Medical Ethics Committee, Faculty of Dentistry, University of Malaya [Reference No: DF C01904/0004(P)]. Written, informed consent to participate will be obtained from parents/caregivers.
: Not applicable.
: The authors declare that they have no competing interests.