Mega, Teshale Ayele
Usamo, Firehiwot Belayneh
Negera, Getandale Zeleke http://orcid.org/0000-0002-0178-5888
Article History
Received: 18 December 2019
Accepted: 24 February 2020
First Online: 3 March 2020
Ethics approval and consent to participate
: The study was approved by Institutional Review Board (IRB) of Institute of health sciences, Jimma University.
: Not applicable.
: The authors of this paper have no competing interest.