Quantitative approach, qualitative approach and cross-sectional approach are employed in the present study.

实验方法融合了定量方法、定性方法和横断研究方法。

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In the present study, the clinical data of 139 children with CP were analyzed and the high risk factors during perinatal period investigated.

分析139例脑性瘫痪患儿的临床资料特点，探讨脑性瘫痪的围生期高危因素并。

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In the present study, we tested the hypothesis that cardiac-specific overexpression of A20 could protect the heart from myocardial infarction.

在本研究中，我们检验了心脏特异型过表达A 20可以保护心脏免于发生心肌梗死。

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In the present study, researchers recruited 773 adults from eight European countries who had already lost 8% of their body weight.

WSJ: Secondhand Smoke May Harm Nonsmokers' Hearing

Researchers in the present study analyzed survey responses from 215 employees of Chinese oil and gas companies, first to establish whether a strong correlation exists between workplace ostracism and increased psychological stress.

FORBES: Is Sucking Up at Work Good for Your Health?

Then, on Nov. 19, after Forbes questioned Merck and Schering about the delays, the companies said they would present the study in March, but would change its main goal.

FORBES: Inside Schering And Merck's Secret Panel