Funding for this research was provided by:
Wondo Genet Town Health Unit
Received: 1 May 2019
Accepted: 27 May 2019
First Online: 30 May 2019
Ethics approval and consent to participate
: Ethical clearance was obtained from the Institutional Review Board of Hawassa University, College of Medicine and Health Sciences. Prior to data collection, verbal informed consent was obtained from the respondents. Verbal consent, rather than written consent, was preferred because significant proportions of subjects did not have formal education. The same was approved by the institutional review board.
: Not applicable.
: The authors declare no competing interest.