This PrimeView highlights the epidemiology of pneumonia, a respiratory infection that can be caused by pathogens whose prevalence varies depending on the geographical area and the site of acquisition (community or healthcare settings).

中文翻译：

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肺炎

此 PrimeView 重点介绍了肺炎的流行病学，这是一种可由病原体引起的呼吸道感染，其流行率因地理区域和感染地点（社区或医疗机构）而异。