Received: 28 August 2019
Accepted: 24 October 2019
First Online: 26 November 2019
Ethics approval and consent to participate
: Ethical clearance was approved and obtained from the Institutional Review Board of the University of Gondar College of Medicine and Health Sciences, Institute of Public Health. Then the official permission letter was collected from the Central Gondar Zone health department and from each Public Primary Hospital admin offices. Written informed consent was obtained from each study participant after they were included in this study. The purpose of the study was explained to study participants before giving consent. We deliver information on the right to interrupt the observation and refuse to fill the self-administered questionnaires.
: Not applicable.
: The authors declare that they have no competing interests.