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. 2022 Jul 23;203:741–766. doi: 10.1016/j.matcom.2022.07.012

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© 2022 International Association for Mathematics and Computers in Simulation (IMACS). Published by Elsevier B.V. All rights reserved.

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Fig. 16 — A plot of the infected populations $I_{A}$ and $I_{S}$ over time various values of the booster dose vaccination rate $α_{3}$ among the dose-2 vaccinated susceptible population $S_{2}$ and disease transmission rate $β_{3}$ of dose-2 vaccinated susceptible population $S_{2}$ .