Received: 16 May 2021
Accepted: 9 March 2022
First Online: 16 March 2022
: The study was approved by the Rajarata University of Sri Lanka Ethics Committee (ERC/2018/07) and data collection was undertaken in accordance with relevant guidelines. Informed consent to participate in the study was obtained from all participants included in the analysis.
: Not applicable.
: The authors declare that they have no competing interests.