Article History
Received: 14 December 2020
Accepted: 7 June 2021
First Online: 11 June 2021
Declarations
:
: The Institutional Review Board of Jimma University approved the study and a letter of permission was given to the administration of Mettu Karl Referral Hospital. Written informed consent was obtained from all patients included in the study.
: Not applicable.
: The authors declare that they have no competing interests.