Endewunet, Ermiyas
Tadesse, Abilo http://orcid.org/0000-0002-3966-4969
Adane, Aynishet
Abdulkadir, Mohamed
Article History
Received: 3 December 2019
Accepted: 6 August 2020
First Online: 17 August 2020
Ethics approval and consent to participate
: Ethical approval was obtained from the Institutional Review Board of College of Medicine and Health Sciences, University of Gondar. Formal letter of permission was obtained from University of Gondar hospital administrative body. Study subjects were recruited only after informed written consent was obtained.
: NA
: The authors declare that they have no competing interests.