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Article History

Received: 2 July 2019

Accepted: 27 October 2019

First Online: 7 November 2019

Ethics approval and consent to participate

: The study was approved by the Institutional Review Committee of Patan Academy of Health Science, Lalitpur, Nepal (approval number Ref. pnm1807081192). An information sheet for the participants regarding the nature and purpose of the study was developed and read aloud to each participant before interview. Verbal informed consent was taken from guardians for those respondents who were below 18 years of age. However, the participants below 18 years were also explained well about the study. Considering the illiterate respondents in the study, it was planned for verbal informed consent. This procedure was approved by the institutional review committee. Participants could withdraw from the study at any time without giving any reason during the study period. The confidentiality was assured by using code number and not revealing their individual identity in report findings.

: Not applicable as no individual details is presented in this report.

: The authors declare that they have no competing interests.