The effect of delivery mechanisms on the uptake of bed net re-impregnation in Kilifi District, Kenya

anopheles control de enfermedades cost analysis costos costs disease control economia economics economie extension extension activities genre humain insecticidas insecticide insecticides malaria mankind marketing techniques permethrin permetrina plasmodium pueblos rural areas synthetic pyrethrins technique de vente village villages vulgarisation zonas rurales zone rurale