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Article History

Received: 1 February 2018

Accepted: 14 January 2019

First Online: 28 January 2019

Ethics approval and consent to participate

: Ethical clearance was obtained from Institutional Review Board of University of Gondar, College of Medicine and Health Science, Institute of public health Support letter and permission was also obtained from Addis Ababa health bureau ethical review committee and disease prevention core process unit of each hospital. On the data collecting tool itself, the first page of the questionnaire provided full information to the study participants regarding the purpose and nature of the research then written consent was obtained from each participant. Participation to the study was done on voluntary basis, and participants were informed about their right not to participate in the study or withdraw at any time. Moreover, confidentiality of the information was assured by using anonymous questionnaire.

: Not applicable.

: The authors declare that they have no competing interests.

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