1. World Health Organization. Schistosomiasis: number of people treated, 2009. Wkly Epidemiol Rec. 2011;9(86):73–80.
2. Amuta EU, Houmsou RS. Prevalence, intensity of infection and risk factors of urinary schistosomiasis in pre-school and school aged children in Guma Local Government Area, Nigeria. Asian Pac J Trop Med. 2014;7:34–9.
3. World Health Organization. Schistosomiasis: population requiring preventive chemotherapy and number of people treated in 2010. Wkly Epidemiol Rec. 2012;87:37–44.
4. World Health Organization. Working to overcome the global impact of neglected tropical diseases: first WHO report on neglected tropical diseases. Geneva: WHO; 2010. p. 132.
5. Neglected Tropical Diseases. The burden of schistosomiasis. Available at http://www.cdc.gov/globalhealth/ntd/diseases/schisto_burden.html . Accessed on 9 October 2015.