Nwankwo, A., E. E. Ukwajunor, and A. Egonmwan. “Retrospective Study of the Impact of Sensitization on COVID-19 Pandemic in Rivers State, Nigeria”. International Journal of Mathematical Sciences and Optimization: Theory and Applications 10, no. 2 (April 24, 2024): 124 - 140. Accessed May 18, 2025. https://ijmso.unilag.edu.ng/article/view/2087.