Negi, S.S. et al. 2026. Mathematical Modeling to Analyse the Impact of Vaccine Efficacy, Media and the Treatment Rate on the Transmission Dynamics of SARS CoV-2 Virus: a case study of the most affected East Asian Countries. Journal of Applied Nonlinear Dynamics. 14, 2 (Aug. 2026), 417–434. DOI:https://doi.org/10.5890/JAND.2025.06.012.