It's important to remember that the study looked at the safety of the procedure, not necessarily its efficacy or effectiveness.

就这项试验程序的安全性而言，它是值得我们纪念的，至于它的功效，那就不一定了。

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Like the Gawande study, these projects show just how a great an impact a combination of relatively small changes in procedure can have on the quality and safety of healthcare provision.

和葛文德的研究结果一样，这些项目只不过表明程序中的些微变化是如何对医疗规定中的质量和安全产生巨大影响。

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A group of Internet safety experts cautioned that the procedure to redirect Internet traffic from offending Web sites would mimic what hackers do when they take over a domain.

一组网络安全专家警告说，改变违法网络的流向程序会在黑客掌控一定范围时被他们模仿。

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Journalists have repeatedly queried the safety of the procedure.

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In these cases, police spokespersons defend the actions of the officers by explaining that in these no-knock raids, securing the premises and eliminating immediate threats to officer safety is standard operating procedure.

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It warned of a shortage of evidence about the safety and effectiveness of the procedure.

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