retrospective study的意思|示意

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retrospective study相关短语

1、 a retrospective study 回顾性研究

2、 twenty-year retrospective study 年回顾

3、 Clinical retrospective study 临床回顾研究

4、 retrospective study was done 进行了回顾性研究

5、 retrospective study on experience 经验回顾

6、 retrospective study was conducted 回顾性评价

7、 a retrospective study was made 回顾性比较分析

8、 a retrospective study of cases 病案回顾研究

9、 retrospective clinical study 回顾性调查