The drugs were linked to thousands of reports of heart-valve damage as well as cases of a rare but often deadly lung disease.

这两种药物著名的复方减肥药双芬药（fen-phen）的一部分，曾经导致数千例心脏瓣膜损伤，以及数量很少的致命性的肺脏疾病。

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They did find, however, that the technique seemed to prevent the often deadly blood clots that can appear in other grafts.

然而，他们确实发现这项技术可以阻止常出现在其他移植的致死性的血凝块。

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By infecting the mice with strains of the dengue virus, investigators can study how the disease takes hold and what factors might cause the more serious and often deadly dengue hemorrhagic fever.

使老鼠感染登革热，通过这一过程，科研人员就可以研究登革热的传播特点，并探究究竟是哪些因素导致了较为严重，通常会致人死命的出血性登革热。

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Indonesia often suffers from deadly floods and landslides made worse by poor infrastructure and planning.

VOA: standard.2009.03.28

Indonesia often suffers from deadly floods and landslides during the rainy season.

VOA: standard.2009.03.27

For all the palaver from politicians and private foundations about the need to eradicate the ghastly and often deadly disease of malaria, health officials still won't vigorously employ the most effective weapon against it: DDT.

FORBES: Fact and Comment

This simple visualization should have opened up a discussion as to how AC Milan was able to do this and perhaps how many other teams also did it as a way to explore what works defensively against an often deadly Barcelona side.

FORBES: Soccer Analytics at the MIT Sloan Sports Analytics Conference

The study, published in The Journal of the American Medical Association, also found that vitamin E even appeared to raise the risk of bleeding strokes, which, while rare, are often the most deadly.

CNN: Experts weigh in on which vitamins to toss back or toss out