This study will include comparing 1) MDA as usual 2) double treatment with two closely-spaced MDAs (consistent with the recommendation based on mathematical models) 3) twice yearly MDA and 4) double MDA plus snail control.
This study will include comparing 1) MDA as usual 2) double treatment with two closely-spaced MDAs (consistent with the recommendation based on mathematical models) 3) twice yearly MDA and 4) double MDA plus snail control.