... case-study 具体实例分析 Methods Case Control Study 方法断面对照研究 Case-Study Approach 全程采用个案教学 ...
基于8个网页-相关网页
方法断面对照研究。
Methods Case control study and self-control study in Chinese herbal treatment group were conducted.
方法采用病例对照研究和中药治疗组自身前后对照研究。
Methods A case control study was conducted. 152 BP patients and 152 workers occupationally exposed to benzene without poisoning manifestations were involved.
方法采用病例-对照研究，选择152名苯中毒工人为病例组，152名接触苯而无中毒表现的工人为对照组。
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