Getaneh, Zegeye http://orcid.org/0000-0002-8239-8491
Ayelgn, Fekadu
Asemahegn, Geletaw
Geleta, Habtamu
Yalew, Aregawi
Melak, Tadele
Article History
Received: 31 October 2019
Accepted: 18 February 2020
First Online: 27 February 2020
Ethics approval and consent to participate
: Ethical clearance was obtained from University of Gondar, School of Biomedical and Laboratory Sciences Research and Ethical Review Committee. Permission letter was obtained from the hospital director to conduct the study. The objectives of the research were explained to the study participants and written informed consent was taken. To ensure confidentiality of data, participants were identified using codes.
: Not applicable.
: The authors declare that there is no any conflict of interest regarding the publication of this work.