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Authors
Deribew, Ketema
Yewhalaw, Delenasaw
Mekonnen, Zeleke
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Article History
Received: 13 January 2025
Accepted: 27 February 2025
First Online: 18 April 2025
Declarations
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: Ethical approval letter was obtained from ethical review board of Jimma University (Ref No. IHRPGD /3006/18) and clinical trial number is not applicable. Permission was obtained from district health officials, head of administrative, the school directors and village leader to conduct this study. Informed written consent was obtained from parents and guardian of schoolchildren. Informed written consent was obtained from the parents/guardian of children and verbal assent from children. Briefly, orientation was given by the principal investigator and school principal in the school meeting to all parents or guardians of children in their local language and they were informed that their participation is voluntary and that they could withdraw their consent at any time and then asked to put their signature on a consent form.
: The authors declare no competing interests.
