Funding for this research was provided by:
Federal democratic republic of Ethiopia ministry of health
Received: 11 May 2017
Accepted: 4 January 2018
First Online: 16 January 2018
Ethics approval and consent to participate
: Ethical clearance was obtained from the Bahir Dar University ethical review committee. Permission to conduct the study was also obtained from the Amhara national regional state health bureau. Written consent was obtained from participants.
: Not applicable.
: The authors declares that they have no competing interests.
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