Funding for this research was provided by:
Wollega University, Ethiopia (2014)
Article History
Received: 3 September 2019
Accepted: 14 July 2022
First Online: 19 August 2022
Declarations
:
: Ethical clearance was obtained from Wollega University Ethical review committee (December 01, 2014; Ref: WU/IEC/31/07). Permission was secured from all study areas through a formal letter. Written informed consent was obtained from each participant before the interview. The written informed consent was also including study participants less than 18 years since they were minors mature and married and the consent procedure was approved by the ethics committee of Wollega University.
: Not applicable.
: The authors declare that they have no competing interests.