U. Obisike, V., E. U. Amuta, and P. S. Adaaku. “Prevalence of Schistosoma Haematobium and Its Intermediate Hosts in Makurdi Metropolis”. Asian Journal of Research in Zoology, Vol. 1, no. 1, Aug. 2018, pp. 1-8, http://journalajriz.com/index.php/AJRIZ/article/view/1093.