Received: 13 August 2019
Accepted: 17 March 2020
First Online: 22 April 2020
Ethics approval and consent to participate
: The ethical approval was obtained from International Review committee of Kathmandu University School of Medical Sciences/ Dhulikhel Hospital (IRC-KUSMS) (Approval number: 19/16). The participants were informed about the study details, time requirement, voluntary participation, benefits and risks, and right to withdraw during the study. We assured that the personal information will be kept confidential. The informed written consent was obtained from the participant prior to the study.
: Not applicable.
: The authors declare that they have no competing interests.