·2,447,543篇论文数据，部分数据来源于NoteExpress
If they were cheap, there might not be the debate about the marginal effectiveness.
FORBES: Are Death Panels For Overpriced Cancer Drugs Coming To The FDA?
It revealed only one of the Tornado GR4 pilots saw the glider and while taking avoiding action its effectiveness would have been marginal because of the speed the jet was going.
BBC: Tornado
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