Lulie, Mulugeta
Tadesse, Abilo
Tsegaye, Tewodros
Yesuf, Tesfaye
Silamsaw, Mezgebu
Article History
Received: 19 January 2021
Accepted: 4 July 2021
First Online: 13 July 2021
Declarations
:
: 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.
: Not applicable.
: The authors declare that they have no competing interests.