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. 2021 Apr 15;24:104182. doi: 10.1016/j.rinp.2021.104182

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© 2021 The Authors. Published by Elsevier B.V.

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Fig. 1 — SI(Q/F)RD model structure- p_t is the proportion of infecteds detected and quarantined, 1-p_t is the proportion of infecteds who are undetected and roaming freely among the susceptibles, β₁ is the transmission rate associated with quarantined infecteds and β₂ is the transmission rate associated with undetected infecteds, ϒ₁ and d₁ are the rate of recovery and the rate of death for quarantined cases and ϒ₂ and d₂ are the rate of recovery and the rate of death for undetected cases.