Received: 16 October 2018
Accepted: 13 August 2019
First Online: 19 August 2019
Ethics approval and consent to participate
: Ethical clearance was approved by University of Gondar College of Medicine and Health Science, School of Nursing ethical review committee with the Reference Number SN/534/07/2009. Permission letter was also obtained from each Hospital administration office. Moreover, all study participants were informed about the purpose of the study and a written informed consent was obtained from each of the study participant. Their participation in the study was voluntarily and respondents were unnamed to keep their confidentiality.
: Not applicable.
: The authors declare that they have no competing interests.