Figure 3From: Dynamics of deterministic and stochastic multi-group MSIRS epidemic models with varying total population size Stochastic trajectories of the MSIRS model ( 5.1 ) for σ 11 =0.37 , σ 21 =0.5 , σ 31 =0.2 , σ 12 =0.35 , σ 22 =0.5 , σ 32 =0.3 , and △t= 10 − 3 . Back to article page