To study the effects of the medicine_food herbs on removing lead from workers exposed to lead.

研究药食两用中药预防性驱铅效果。

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Chelation therapy in children who continue to be exposed to lead is ineffective and may exacerbate toxicity.

螯合疗法对于持续暴露在铅环境的儿童不产生治疗效果，而可能加重中毒现象。

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If these plates are used as dinner plates, and not as decorative plates, then consumers would be exposed to lead.

如果这些盘子是用作餐具而不是装饰的话，消费者则可能接触到铅。

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What Cecil found most interesting was that there were differences in the brains of the males and the females exposed to lead as children.

VOA: standard.2009.12.19

A new study has found that teenagers who are exposed to second-hand tobacco smoke are more likely to have damaged to their blood vessels that could lead to heart disease later in life.

VOA: standard.2010.03.04

Needless to say, not every child exposed to lead is destined for a life of crime.

FORBES: Kevin Drum on the Molecule

It is a particular risk for young children, who suffer significant developmental problems if exposed to elevated lead levels.

BBC: US rice imports 'contain harmful levels of lead'

When other factors, such as smoking and diabetes were taken into consideration, the risk rose to 3.2 times that of those exposed to the lowest lead levels.

BBC: NEWS | Health | Lead exposure link to cataracts