Received: 5 November 2020
Accepted: 11 July 2021
First Online: 23 July 2021
: Ethical approval was obtained from Hawassa University College of Medicine and Health sciences, Institutional Review Board. Before obtaining of informed verbal/oral consent from each of the study participants, the purpose of the study was explained for all participants in the study. Participants’ confidentiality was secured through the use of code numbers rather than identifiers.
: Not applicable.
: The authors declare that they have no competing interests.