We appreciate the support from the Ministry of Education, Ministry of Public Health and Sanitation, and the Provincial administration in Nyanza province. We thank the head teachers, teachers, and pupils in each of the schools that participated in this study, as well as the community health workers and adults in the community based study. We also thank all the SCORE Kenya staff for their assistance in the field and laboratory work. We would like to acknowledge the help of Division of Vector-Borne and Neglected Tropical Diseases (DVBNTD) personnel, Kisumu, and in particular Blasto Kwanya, Otieno Oloo, and Charles Odah for their assistance with microscopy.
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