Abdullahi M, Alkali M, Alhassan A, Muhammad S, Zailani H. MATHEMATICAL ANALYSIS OF A RISK STRUCTURED LISTERIOSIS DYNAMICS MODEL. FJS [Internet]. 2025Mar.31 [cited 2025Jun.19];9(3):302 - 308. Available from: https://www.fjs.fudutsinma.edu.ng/index.php/fjs/article/view/3259