The same process also takes place with urine samples from the girls.

女孩的尿样本也会经过同样的过程处理。

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Their blood and urine samples were analyzed to determine if the levels of seven toxic chemicals had changed.

同时化验两个人的血样、尿样中七种有毒化学物质的含量变化。

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All urine samples had detectable levels of at least one phthalate, and most had levels of several more.

所有的尿样都能检测到至少一种邻苯二甲酸盐，多数有几种。

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In the first few days, urine samples are useful to look for exposure to chemical agents.

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The use of spot urine samples with such small group sizes is not a rigorous approach.

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Long-term studies including multiple urine samples from the same children are needed, Bouchard says.

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