Funding for this research was provided by:
College of Medicine and Health Sciences, University of Gondar
Text and Data Mining valid from 2020-03-30
Received: 1 August 2019
Accepted: 20 March 2020
First Online: 30 March 2020
Ethics approval and consent to participate
: Clearance was obtained from the institutional review board of the University of Gondar. A written permission was obtained from the Oromia Health bureau. The purpose of the study was well explained and informed consent was secured from study participants. No personal identifiers, such as name, address and any private information did not collect.
: Not applicable.
: The authors declare that they have no competing interests.