Engda, Tigist
Article History
Received: 6 June 2019
Accepted: 1 October 2020
First Online: 22 October 2020
Ethics approval and consent to participate
: Ethical clearance was obtained from the Research and Ethical Review Committee of the School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, University of Gondar. Moreover, written consent was taken from each participant after they understood the purpose of the study. All the subjects’ data were kept in full confidentiality and were not being disclosed to an unauthorized person.
: Not applicable.
: The author declares that there is no competing interest.