世卫组织将继续要求这些国家对首例确诊病例作出报告，并要求尽可能提供每周汇总病例数目，同时提供早期病例的描述性流行病学情况。
WHO will continue to request that these countries report the first confirmed cases and, as far as feasible, provide weekly aggregated case numbers and descriptive epidemiology of the early cases.
方法运用描述流行病学方法对三年的监测资料进行整理分析。
Methods the surveillance data of the last three years were analysed using descriptive epidemiological methods.
它使用疾病的原文和统计肖像描述在人类学和流行病学之间的过去和现下合作。
It USES textual and statistical portraits of disease to describe past and present collaborations between anthropology and epidemiology.
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