Ale, S., S. A. Akande, B. Fadipe, A.T Tiamiyu, and Q.O Rauf. “Mathematical Model for the Public Campaign on Typhoid Fever Transmission and Control”. International Journal on Recent Trends in Life Science and Mathematics 9, no. 3 (September 9, 2022): 01–08. Accessed June 16, 2024. https://www.ijlsm.org/index.php/ijlsm/article/view/197.