Received: 12 November 2021
Accepted: 26 January 2022
First Online: 10 February 2022
: Ethical approval was obtained before the initiation of the study from Institutional Review Board of University of Gondar and City Government of Addis Ababa Health Bureau, in a letter with a reference number V/P/RCS/05/2271/2020 and A/A/H/5676/227, respectively. Permission was obtained from each hospital administrative body. Written informed consent was collected from all participants. All potential participants were informed about the purpose, method and expected benefit of the study. The participants were informed that there were no financial benefits for participating in the research, no potential harms that impact on their social status. They have also provided with the information regarding their full right to refuse from participating in this research without any effects on existing or future health care services. Confidentiality was maintained by keeping anonymity and presenting the data only on a group level.
: Not applicable.
: The authors declare that they have no competing interests.