A discrete-time epidemic model with classes of infectives and susceptibles.
D003141:Communicable Diseases / Q000635:transmission*; D004196:Disease Outbreaks; D004812:Epidemiologic Methods; D006801:Humans; D007109:Immunity; D008433:Mathematics; D008962:Models, Theoretical; D013269:Stochastic Processes; D013997:Time Factors