Received: 10 October 2020
Accepted: 4 August 2021
First Online: 21 August 2021
: Ethical clearance and approval was obtained from Addis Ababa University, Research Ethics Review Committee. Formal letter was submitted to director of Tikur Anbessa Specialized Hospital before starting the study. The objectives benefit and risk of the study was explained to study participants to obtain their consent prior to distributing questionnaires by the data collectors. Coding was employed not to use the participant name and no reference was used in oral or written reports that could link participants to the research.
: Since there are no individual details in our result, consent for publication is not applicable.
: The authors declare that they have no competing interest.