Epidemiology studies的用法和樣例：
例句
- I shall accept the arrangements of Tianjin University of Technology regarding my studies.
接受天津理工大學對學習的安排。 - Based on the case studies in Tianjin and Shanghai, this paper shows that excessive population aging in the cities induced serious physical and psychical problems among the elderly.
對天津和上海兩市老年人口的健康與醫療狀況等問題進行了探討。
