Wondemagegnehu, Belachew Dejene
Article History
Received: 13 June 2023
Accepted: 8 September 2023
First Online: 14 September 2023
Declarations
:
: All methods were carried out in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments. Ethical clearance was obtained from the research ethics committee of the Department of Surgery as well as the Institutional Review Board (IRB) of the College of Health Sciences, Addis Ababa University. Due to retrospective nature of the study the need for consent to participate was waived by the research ethics committee of College of Health Sciences Addis Ababa University. Confidentiality was maintained throughout the research undertaking.
: Not applicable.
: No competing interest to disclose.