METHOD Adopt case - control and history case - control study, divided delivery women into responsibility midwifery group and traditional midwifery group.
方法采用同期对照和历史对照研究的方法，将产妇分为责任制助产组和传统助产组。
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: By the case-control study, 65 cases with acute cerebral infarction patients group and 50 healthy persons control group were selected.
方法：采用病例对照的研究方法，选择急性脑梗死患者65例为病例组，健康体检者50例为对照组。
Through study on the case of ERP implementation project of t Group, above three methods of process control are proved to be effective in improving the success rate of ERP implementation.
最后通过T集团ERP项目实施案例研究，证明了以上三种过程控制方法在提高ERP实施成功率方面的有效性。
Results there were 3 cases of sack hemorrhage and 1 case of sack skin necrosis in the control group, and there was no sack hemorrhage and skin necrosis in the study group.
结果对照组并发囊袋出血3例，囊袋皮肤坏死1例；观察组无1例囊袋出血和皮肤坏死。
All females with RA utilised in the case control group of the study were diagnosed according to the 1987 American College of Rheumatology (ACR) criteria for RA.
在控制群体研究的情况下，依照1987美国学院风湿病学(acr)的标准对所有犯ra的女性进行诊断。
All females with RA utilised in the case control group of the study were diagnosed according to the 1987 American College of Rheumatology (ACR) criteria for RA.
在控制群体研究的情况下，依照1987美国学院风湿病学(acr)的标准对所有犯ra的女性进行诊断。
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