Funding for this research was provided by:
Received: 17 September 2018
Accepted: 16 October 2020
First Online: 9 November 2020
Ethics approval and consent to participate
: The ethical clearance was obtained from the institutional review board of the College of Health Sciences, JU. The permission letter was obtained from the district health offices and the smallest administration unit. Oral informed consent was obtained from the study subjects. Anonymous data were taken to maintain the privacy and confidentiality of the study participants.
: The authors declare that they have no competing interests