Don't act on caprice. Study your problem.

不要任性行事，研究一下自己的问题。

youdao

Second, by including the entire eligible Danish population, which is covered by a national tumor registry, the study avoids the problem of selection bias (that is, people who do not make it into your study for various reasons, including refusal).

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We study your market and your place in the market and then create a solution for what we perceive as a competitive problem you face.

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