Some studies indicate that 300 000 to 500 000 cases of Lassa fever and 5000 deaths occur yearly across West Africa.

一些研究表明在整个西非每年发生30万至50万拉沙热病例和5000人死亡。

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Recently published studies indicate that 20-40% of populations in some areas have been infected by the H1N1 virus and thus have some level of protective immunity.

最近发布的研究报告显示，一些地区20 - 40%的人口曾感染过H1N1病毒，因此具有一定免疫力。

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But as the Australian researchers pointed out, some of those same studies, as well as others, did not find other characteristic changes in the knee that indicate damage.

但是正如这些澳大利亚研究人员所指出的，这些实验还有其它的一些，都没有找到能说明对膝盖损害的其它标志性变化。

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Already some studies indicate that as it eliminates handwriting errors, it can add back in new unanticipated problems.

FORBES: Robert Langreth On Health Care

Some studies indicate that quercetin improves athletic performance, and Armstrong was a big believer, an investor in FRS, and a member of its board of directors.

FORBES: Lance Armstrong's Other Performance Enhancer: A Look At Supplement FRS Energy

They added that some animal studies had suggested the amygdala changes could indicate changes in the brain or damage resulting from drug use.

BBC: Cocaine users were compared to non-users