1. A SIR model assumption for the spread of COVID-19 in different communities;Cooper;Chaos Solitons Fractals,2020
2. Endemic disease models;Brauer,2019
3. The mathematics of infectious diseases;Hethcote;SIAM Rev.,2000
4. Estimating initial epidemic growth rates;Ma;Bull. Math. Biol.,2014
5. Generalized SEIR epidemic model with time-varying coefficients;Wu;J. Differ. Equ.,2020