Cohort studies的用法和樣例：
例句
- A case control and cohort study is under way to describe the outbreak in detail.
正在開展病例控制和群組研究以便詳細描述疫情。 - A team of researchers from the University Hospital of Cologne analyzed data from previous studies that looked at the benefits of tea and cocoa.
科隆大學附屬醫院的一組研究人員對之前針對茶與可可優點的研究數據進行了分析。
