Received: 23 January 2020
Accepted: 16 August 2020
First Online: 3 September 2020
Ethics approval and consent to participate
: The study protocol was reviewed and approved by ethical review board of University of Gondar and written Informed consent was obtained from each study participant. Permission letter also obtained from Each Hospital. Names of participants and other personal identifiers were not included in the data collection tool.
: Not applicable.
: The authors declare that we have no competing interests.