K. E. Okpara, C. U. Nyenke, H. O. Stanley, and O. M. Immanuel, “Prevalence of Gastrointestinal Helminthes in Students of Rivers State College of Health Science and Technology Port Harcourt”, Arch. Curr. Res. Int., vol. 12, no. 3, pp. 1–6, Feb. 2018.