Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
838334 | Nonlinear Analysis: Real World Applications | 2010 | 13 Pages |
Abstract
The differential susceptibility SIR epidemic model with stage structure and pulse vaccination is introduced. By the comparison theorem, some sufficient conditions for the globally attractivity of an infection-free periodic solution and the permanence of this system are presented. Two numerical simulations are also given to illustrate our main results.
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Authors
Xiao-Bing Zhang, Hai-Feng Huo, Xiao-Ke Sun, Qiang Fu,