Now that schools have opened, some children are finding it difficult to focus on their studies, but many are glad to be back to the comfort of routines.

现在学校已经复课，一些孩子感到自己难以集中精神学习，但是许多儿童还是很高兴回到日常的快乐生活。

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But many studies have already linked estrogen therapy with increased risk of breast cancer and death from the disease.

但是许多研究已经证明雌激素治疗与乳腺癌的罹患和致死是有关联的。

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But among the many studies that evaluated death from heart problems, some did not separate stress and noise from air pollution as a cause, it said.

不过，该报告说，在众多因心脏问题导致死亡的病例中，研究人员并没有把精神压力、噪声与空气污染的原因分离出来。

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Mohammed Said Idries, of the Al Ahram Center for Strategic Studies, says that there are many reasons why the electoral law remains stalled in the Iraqi parliament, but that the quarrel about the identity Kirkuk is one key stumbling block.

VOA: standard.2009.10.26

He says that the stent could be "a major step" but that many more studies of it will be needed to prove that such devices are safe and effective.

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"I've received hate mail in the past from some parents after they've read about the studies, but often find that many parents feel liberated by the research, " she said.

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This revelation may come too late for many Baby Boomers, but recent studies show that people in their twenties and early thirties are starting to figure it out, taking cues from the disasters of their elders.

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