Agbata , B.C., W. Obeng-Denteh, M.M. Shior, P.A. Kwabi, Marcos Salvatierra, F. Asante-Mensa, E. Abah, and J. Amos. 2025. “Applications of Sir Model and Dynamical Analysis of Sir Model of Chickenpox”. Scientia Africana 23 (5):27-48. https://doi.org/10.4314/sa.v23i5.3.