When the size of the closed population falls below the critical community size level, the low density of infected hosts causes extinction of the pathogen. This epidemiologic phenomenon was first identified during measles outbreaks in the 1950s.
- Compartmental models in epidemiology
- Epidemic model
- Force of infection
- Mathematical modelling of infectious disease
- Transmission risks and rates
- Bartlett MS The critical community size for measles in the United States. J R Stat Soc [Ser A]. 1960;123:37–44.
- Daniel T. Haydon. Identifying Reservoirs of Infection: A Conceptual and Practical Challenge. Emerg Infect Dis. 2002 December; 8(12): 1468–1473.