Fig. 3From: Implementation research of a cluster randomized trial evaluating the implementation and effectiveness of intermittent preventive treatment for malaria using dihydroartemisinin-piperaquine on reducing malaria burden in school-aged children in Tanzania: methodology, challenges, and mitigationStudy design and ward allocation for intervention in three councils of Handeni DC, Handeni TC and Kilindi DC, Tanga, TanzaniaBack to article page