Okonko, I. O., A. U. Osadebe, E. M. Okoli, and E. D. Eke. “Malaria and HIV Sero-Positivity: Study on Selected Individuals at a Tertiary Healthcare Centre in Port Harcourt, Nigeria”. Microbiologia Medica, vol. 34, no. 2, Nov. 2019, doi:10.4081/mm.2019.8160.