Odetunde, O., and M. O Ibrahim. “STABILITY ANALYSIS OF MATHEMATICAL MODEL OF A RELAPSE TUBERCULOSIS INCORPORATING VACCINATION”. International Journal of Mathematical Sciences and Optimization: Theory and Applications 7, no. 1 (October 23, 2021): 116 - 130. Accessed April 29, 2024. http://ijmso.unilag.edu.ng/article/view/1323.