Funding for this research was provided by:
University Grants Commission- Nepal (Faculty Research Grant)
Received: 26 May 2020
Accepted: 8 September 2020
First Online: 17 September 2020
Ethics approval and consent to participate
: This study was approved by Ethical Review Board (ERB) of Nepal Health Research Council (NHRC), Kathmandu, Nepal (Reg. No. 494/2018). Written consent was applicable to literate people while verbal consent was approached for the rest subjects. Parents/Guardians were interviewed in case of children. The research was in compliance with the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.