You know my best way of measuring this is what's happening now is the contraction and money.

你们知道我评估的方式，就是看,合同订立和金钱投入。

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That means that a group of people who were identified and then re-measured every other year on -to getting blood tests and other biological markers, as well as doing assessments of their lifestyle behaviors and a number of other things.

就是说有一群特定的人,然后每隔几年,就要接受血液及其他生物学测试,还要对他们的生活方式等进行评估

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