Received: 13 August 2019
Accepted: 14 November 2019
First Online: 29 November 2019
Ethics approval and consent to participate
: The study was conducted after approval of the proposal by Ethical Review Committee of Wolkite University ethical review board. Written informed consent was obtained from each study participant by assuring privacy and confidentiality throughout the data collection period in the hospitals. There was no risk or hazardous procedures putting the participants at harm.
: Not applicable.
: The authors declare that they have no competing interests.