In this paper, regarding the influence of infectious diseases on the dynamics of host population growth, a PDE model is established for the dynamics of infectious diseases with lifelong immunity.

在本文中，考虑到传染病对宿主生物群体生长动力学的影响，对终身免疫型传染病的动力学建立了一个偏微分方程的模型。

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Writing in The Lancet Infectious Diseases medical journal, Prof Laura Piddock of the school of immunity and infection at the University of Birmingham warned there were global implications from the misuse of antibiotics, and drug companies' failures to develop new ones.

BBC: Myth that antibiotics cure coughs and colds still rife