Received: 5 March 2019
Accepted: 5 June 2020
First Online: 12 June 2020
Ethics approval and consent to participate
: Ethical approval was obtained from the Wollega University ethical approval committee (Office of postgraduate studies) for the research process. Written informed consent was obtained from all participants before participation in the research process. The study participants were informed that they have the full right to participate or not to participate in the study and even they can quit responding in the middle of the interview if they desire to do so. Responses are kept confidential and no name specification in the interview and reports.
: Not applicable.
: The authors declare that they have no competing interests.