Garnett, G. P., and B. T. Grenfell. 1992. The epidemiology of varicella zoster virus-infections – a mathematical model. Epidemiol Infect 108:495-511.
Garnett, G. P., and B. T. Grenfell. 1992. The epidemiology of varicella zoster virus-infections – a mathematical model. Epidemiol Infect 108:495-511.