Received: 28 August 2018
Accepted: 8 February 2019
First Online: 22 February 2019
Ethics approval and consent to participate
: The study was conducted after approval obtained from the College of Health and Medical Sciences, Institutional Research Ethics Review Committee (IRERC) of Haramaya University. Written informed consent was obtained from the study participants after providing a clear explanation of the objective of the study. The collected data were kept confidential. Participants’ right to refuse and the chance to ask anything about the study was respected. The names of the participants were not written.
: Not applicable.
: The authors declare that they have no competing interests.
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