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Article History

Received: 1 March 2019

Accepted: 30 October 2019

First Online: 25 November 2019

Ethics approval and consent to participate

: Ethical clearance was obtained from the Research Ethical Committee of Addis Ababa University. The ethical clearance letter to undertake this study after taking verbal consent of participants was obtained from the Institutional Review Board. The institutional review board allowed to take verbal consent because the study was community based and majority of the population were from rural which a community is with lower educational status including unable to read and write. Consequently, after a detailed explanation of the purpose and benefit of the study right before data collection; oral informed consent was obtained from each respondent or parents and/or guardians on the behalf of children just prior to the actual data collection and those who agreed signed (or provided a thumb print if she was illiterate) a statement of an informed consent. For those participants who were under the legal age for giving informed consent legal guardian or proxy families given on their behalf. Permission was sought and obtained from the Wereilu Wereda Health Office. The identity of the participants was kept anonymous. The informed consent was approved by the Research Ethical Committee of Addis Ababa University.

: Not Applicable.

: The authors declare that they have no competing interests