If you believe correlation studies, the answer is the U. S. dollar.

如果你相信相关性研究，那么答案就是：美元。

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Platelet antibody pregnant women; Neonatal platelets reduced; Correlation studies.

孕妇血小板抗体；新生儿血小板减少；相关性研究。

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Despite these failures, there were some gems in those complexity-to-defect correlation studies.

尽管存在这些失败，但在那些复杂度与缺陷的相互关系的研究中仍然有一些美玉。

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Most of the information that we do have is derived from correlation studies.

FORBES: Why Personalized Medicine Is Bunk

Studies show a correlation between more women in senior positions and superior company performance, though it is hard to know whether more sexual diversity improves performance or top-notch firms promote more women.

ECONOMIST: Women in management: A word from your sponsor | The

Some studies already suggest a correlation between a country's allergy levels and its average IQ.

ECONOMIST: Disease and intelligence