Fig. 4

Stochastic results for N=20 during 200 days (20 realizations). Prevalence of symptomatic patients in a hospital unit (N = 20): (A) λ_A + λ_C = 0.1,σ = 1,ε = 1, (B) λ_A + λ_C = 0.1,σ = 0.1,ε = 0.1, (C) λ_A + λ_C = 0.4,σ = 1,ε = 1, and (D) λ_A+λ_C=0.4,σ=0.1,ε=0.1