Funding for this research was provided by:
Amhara Regional Health Bureau (1)
Text and Data Mining valid from 2018-07-17
Received: 9 February 2018
Accepted: 6 July 2018
First Online: 17 July 2018
Ethics approval and consent to participate
: The proposed study was approved by the research and ethics committee of the School of Biomedical and Laboratory Sciences of the University of Gondar and official permission was obtained from each of the health facilities.
: Not applicable. This study does not contain any individual or personal data.
: The authors declare that they have no competing interests.
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