Funding for this research was provided by:
Text and Data Mining valid from 2018-07-28
Received: 24 October 2017
Accepted: 11 July 2018
First Online: 28 July 2018
Ethics approval and consent to participate
: The study was reviewed and approved by the Ethical Review Committee of the College of Medicine and Health Science, Wollo University and south Wollo zonal health bureau. Permission to conduct the study was also obtained from each health facilities included in the study. Before commencement of data collection the purpose of the study was explained to the participants and written informed consent was obtained from each study participant and results were kept confidential.
: Not applicable.
: The authors declare that they have no competing interests.
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