Ezenwaka, C. O., and S. O. Nzeako. “Efficacy of Artesunate and Praziquantel Combination on the Prevalence of Urinary Schistosomiasis Among Children in Abua Odual Local Government Area, Rivers State, Nigeria: Http: dx.doi.org 10.4314 njpar.V40i1.11”. Nigerian Journal of Parasitology, vol. 40, no. 1, Mar. 2019, pp. 66-75, https://njpar.com.ng/index.php/home/article/view/12.