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Authors
Dagne, Henok https://orcid.org/0000-0001-7161-0904
Biya, Awel Aba
Tirfie, Amanuel
Yallew, Walelegn Worku
Dagnew, Baye
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Article History
Received: 2 May 2019
Accepted: 25 July 2019
First Online: 30 July 2019
Ethical approval and consent to participate
: Ethical approval was obtained from the Ethical Committee of the Department of Environmental and Occupational Health and Safety, University of Gondar. The purpose of the study was clearly explained to the study subjects, to school directors and parents of the students and assent was obtained from them. Written informed consent was obtained. Confidentiality of the information had been maintained at all levels of the study. Students found infested received soap for washing free of charge. Health education was given for students, teachers and school directors after data collection is finalized.
: Not applicable.
: The authors declare that they have no competing interests.
