科克伦系统评价数据库于2007年收录的一份研究报告显示，研究人员曾集中分析了六例临床实验病例，以观察咖啡因对哮喘的疗效。
In a 2007 study in the Cochrane Database of Systematic Reviews, researchers pooled and analyzed the results of a half dozen clinical trials looking at the effects of caffeine on asthmatics.
威热省报告病例的大幅度增长是由于回顾性调查的结果以及将过去发生的病例输入了数据库。
The large increase in the number of reported cases for Uige is the result of retrospective investigation and entry into the database of cases that occurred previously.
上面的图表显示了来自世界卫生组织的常规情况报告和病人数据库的病例数据，且后者倾向于更准确，但最近几周的数据却不太完整。
The chart above shows Numbers from both the WHO's regular situation reports and from patient databases, which tend to be more accurate but are less complete for recent weeks.
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