Timeline of global schistosomiasis control and elimination strategies (1950–present).

<p>p, prevalence; PZQ, praziquantel; SAC, school-age children; S.h., <i>Schistosoma haematobium</i>; S.m., <i>Schistosoma mansoni</i>; SCH, schistosomiasis; WHA, World Health Assembly; WHO, World Health Organization; yrs, years.</p