传染病流行病学主要研究传染病在人群中发生、流行过程及影响过程的因素，并制定预防、控制和消灭传染病的对策与措施。
方法采用传染病流行病学调查及卫生统计学方法。
Methods Classic Epidemiological survey and hygienic statistics methods were used.
对广州地区39个不同企业进行了高血压等四种慢性非传染病流行病学调查。
Epidemiologic investigation of chronic non-infectious diseases was performed among 39 enterprises in Guangzhou area.
方法对丽江市传染病及麻疹疫情报告数据和监测系统数据采用描述流行病学调查方法进行分析。
Methods Uses the description epidemiology investigation method to the Lijiang infectious disease and measles epidemic reporting data and the observation system data to carry on the analysis.
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