Article ID Journal Published Year Pages File Type
4633494 Applied Mathematics and Computation 2009 8 Pages PDF
Abstract
A nonautonomous SIRS epidemic model with distributed delay is investigated. Two new threshold values, R∗ and R∗ are derived. The model is permanent as R∗>1 and R∗<1 implies the extinction of the disease. Using the Liapunov functional method, global behavior of the model is studied.
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Physical Sciences and Engineering Mathematics Applied Mathematics
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Dynamic behavior for a nonautonomous SIRS epidemic model with distributed delays
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