Received: 29 September 2020
Accepted: 30 September 2021
First Online: 9 October 2021
: Ethical approval was granted by the Institutional Review Committee (IRC) of Institute of Medicine (IOM), Tribhuvan University in Kathmandu, Nepal (reference number: 225) on September 23, 2018. Informed consent was obtained from participants following a verbal explanation and upon reading and signing an informed consent form.
: Not Applicable.
: The authors declare that they have no competing interests.