Funding for this research was provided by:
Norwegian State Educational Loan Fund through the Norwegian Quota Scheme, Norway.
Received: 15 August 2018
Accepted: 4 July 2019
First Online: 15 July 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Norwegian Regional Ethics Committee, Norway (REK Nord, 2015/2209); The Nepal Health Research Council Ethical Review Board (112/2016), Nepal; The Institutional Review Committee of Kathmandu University School of Medical Sciences/Dhulikhel Hospital (25/16), Nepal. Oral and written consent was obtained from the participants who agreed to participate in this study.
: Not applicable.
: The authors declare that they have no competing interests.