Funding for this research was provided by:
Received: 6 July 2020
Accepted: 27 January 2021
First Online: 15 February 2021
Ethics approval and consent to participate
: The ethical approval for the study was taken from the Ethical Review Board (ERB) of Nepal Health Research Council (reg. no. 26–2017). Written consent was obtained from the participants enrolled in the study.
: Not applicable.