Text and Data Mining valid from 2019-02-28
Received: 11 November 2018
Accepted: 13 February 2019
First Online: 28 February 2019
Ethics approval and consent to participate
: Ethical clearance was obtained from the College of medicine and health sciences, Hawassa University, Ethiopia. Oral informed consent was obtained after they were introduced to the purpose of the study and informed about their rights to interrupt the interview at any time. Confidentiality was maintained by using anonymous questionnaire and privacy was assured.
: Not applicable
: The authors declare that they have no competing interests.
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