“…It is relatively easy to extend this model to allow for simple population structure (e.g., age stratification). Such models have heavily been utilized to model and predict the transmission dynamics of COVID-19 (e.g., Giordano et al, 2020 , Kissler et al, 2020 , Tuite et al, 2020 , He et al, 2020 , Cooper et al, 2020 , ben Khedher et al, 2021 , Ghostine et al, 2021 , Balsa et al, 2021 ).…”