The differential susceptibility SIR epid
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Xiao-Bing Zhang; Hai-Feng Huo; Xiao-Ke Sun; Qiang Fu
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Article
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2010
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Elsevier Science
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English
β 676 KB
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 simul