Article History
Received: 15 April 2019
Accepted: 5 July 2019
First Online: 12 July 2019
Ethics approval and consent to participate
: Ethical approval was obtained from Debre Markos University College of Health science ethical review Committee. To get access to the community a written request sent to the local leaders and we obtained informed written consents from all participants. Moreover all precautions were taken to protect the anonymity and confidentiality of data.
: Not applicable.
: The authors declare that they have no competing interests.