Tijani M, Owolabi K, Duromola M, Pindza E. Mathematical Modeling and Analysis of the Spread of Varicella (Chickenpox) Disease with the Caputo Operator. J Frac Calc & Nonlinear Sys [Internet]. 2025 Jun. 25 [cited 2026 Apr. 29];6(1):1-28. Available from: https://sabapub.com/index.php/jfcns/article/view/1449