An SIR epidemic model with general contact rate was considered.After analysis of epidemic model in constant recruitment and exponential born conditions
the basic reproductive rate was identified.The disease-free equilibrium is globally asymptotically stable if R
0
≤1.The disease-free equilibrium is unstable and the endemic equilibrium is globally asymptotically stable if R
0
1.
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references
马知恩,靳祯.总人口在变化的流行病动力学模型[J].华北工学院学报,2001,22(4):262-271.Ma Zhien,Jin Zhen.Dynamic models of infectious diseases in a population with varying size[J].Journal of NorthChina Institute of Technology,2001,22(4):262-271.(in Chinese)
靳祯,潘晋孝.具有连续预防接种的流行病模型研究[J].应用基础和工程科学学报,2001,9(2-3):120-124.Jin Zhen,Pan Jinxiao.Dynamic models of infectious diseases in continuous vaccination[J].Journal of Basic Scienceand Engineering,2001,9(2-3):120-124.(in Chinese)
Busenberg S.Analysis of a disease transmission model in a population with varying size[J].J.Math.Biol.,1990(28):257-270.
樊志良,张菊平.一类具有常数移民的SIR和SIS组合流行病模型[J].华北工学院学报,2004(2):79-81.Fan Zhiliang,Zhang Juping.A class of the combination of SIR and SIS epidemic model with immigrants of constant[J].Journal of North China Institute of Technology,2004(2):79-81.(in Chinese)