Epidemiology studies的用法和样例：
例句
- I shall accept the arrangements of Tianjin University of Technology regarding my studies.
接受天津理工大学对学习的安排。 - 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.
对天津和上海两市老年人口的健康与医疗状况等问题进行了探讨。
