“Nonlinear dynamics of Streptococcus Pneumoniae: A modified Atangana-Baleanu-Caputo fractional model with vaccination, asymptomatic carriage, and saturated hospital capacity” (2026) Nonlinear Studies, 33(1), pp. 183–217. Available at: https://www.nonlinearstudies.com/index.php/nonlinear/article/view/4169 (Accessed: 28 February 2026).