Funding for this research was provided by:
World Health Organization, country office
Received: 2 May 2018
Accepted: 5 August 2018
First Online: 14 August 2018
Ethics approval and consent to participate
: Ethical approval was obtained from the ethics review committee of Nepal Health Research Council (NHRC). A written informed consent was obtained from each participant for the study.
: Not Applicable
: The authors declare that they have no competing interests.
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