Funding for this research was provided by:
University of Gondar DDCF grant (Not aplicable)
Received: 14 September 2020
Accepted: 14 January 2021
First Online: 26 January 2021
Ethics approval and consent to participate
: Ethical clearance was obtained from University of Gondar ethical review board. Besides, support letter was secured from Amhara Region Public Health Institute. Prior to data collection the purpose of study was explained and written consent was obtained from study participants. Confidentiality and privacy of information were guaranteed during data collection. Information was used only for the purpose of this study.
: Not applicable.
: The authors declare that they have no competing interests.