Estimation of changes in the force of infection for intestinal and urogenital schistosomiasis in countries with Schistosomiasis Control Initiative-assisted programmes.

French, MD; Churcher, TS; Webster, JP; Fleming, FM;Fenwick, A; Kabetereine, NB; Sacko, M; Garba, A;Toure, S; Nyandinidi, U; Mwanza, J; Blair, L; Bosqué-Oliva, E; Basáñez, M-G.