Research Article
Modelling the Periodic Outbreak of Measles in Mainland China
Figure 4
Plots of the number of measles against time at varying parameter value: (a) the baseline transmission rate a; (b) recovery rate γ for the symptomatic infected; (c) coverage rate pc of children under 2 years old; (d) proportion θ of population from to I; (e, f) correction factors ξ and η of asymptomatic infection.
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