Tests the link and issue a warning if it's broken.

测试链接，如果链接是坏的则发出警告。

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The researchers say the link between IQ and mortality could be partially attributed to the healthier behaviours displayed by those who score higher on IQ tests.

研究人员说IQ和死亡率之间的联系可以部分归因于IQ测试中得分高的人表现出更注重健康的行为。

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The team found there was a link between weaker performance in the tests and earlier death.

该小组发现有一间在测试中表现疲弱和早期死亡的联系。

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Mr Balls has got rid of the weakest link in the long chain of tests taken in English schools (there are no SATs elsewhere in the United Kingdom).

ECONOMIST: School examinations

The researchers also found a direct link between the number of tangles and scores from memory tests carried out on the eight people before they died.

BBC: Clue to old age memory loss

Authorities said they were running ballistics tests to see if they could conclusively link the gun Ebel used in Texas with the one that killed Clements.

NPR: Shell Casings May Tie Texas Shootout To Colo Death