Received: 26 June 2018
Accepted: 10 August 2019
First Online: 16 August 2019
Ethics approval and consent to participate
: Ethical clearance was obtained from the School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, the University of Gondar, Ethical Review Committee. A written informed consent was obtained from each study participant. The laboratory results were communicated to their attending physicians for appropriate treatment.
: In this study, no individual details, images or videos were used.
: The authors declare that they have no competing interests.