具有脉冲接种和垂直传染的时滞SEIVR乙肝模型The analysis of a delay SEIVR hepatitis B epidemic model with pulse vaccination and vertical transmission
宋运娜,何兰,滕辉
摘要(Abstract):
研究具有脉冲接种和垂直传染的时滞SEIVR乙肝模型,根据乙肝疾病特点,将潜伏者分为染病初期处于潜伏期和染病后期继而出现的一种转移状态.运用脉冲比较微分方程和分析理论,分析当R1>1,R2>1时无病周期解的存在性和全局渐近稳定性,以及当R3>1时模型的持久性.1
关键词(KeyWords): 脉冲接种;垂直传染;双时滞;持久性
基金项目(Foundation): 齐齐哈尔医学院青年基金(QY2013-02)资助
作者(Author): 宋运娜,何兰,滕辉
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