Received: 22 August 2019
Accepted: 1 November 2019
First Online: 14 November 2019
Ethics approval and consent to participate
: The ethical approval and clearance for this study was obtained from Haramaya University College of Health Sciences Institutional Research Ethics Review Committee. All participants were provided written information about the purpose of the study. Name of the participants was not included in the questionnaire. Identification of a patient was only possible through numerical code. They were informed that they could refuse to participate in the study if they do not want to. Written informed consent was obtained from all study participants before data collection.
: Not applicable.
: The authors declare that they have no competing interests.