这些发现于今天在在芝加哥举行的北美放射学会年会上公布。

The findings were presented today at the annual meeting of the Radiological Society of North America in Chicago.

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发表在北美放射学会(RSNA)年会上的研究报告对美国人进行了调查研究。

A study conducted in America was presented to the annual meeting of the Radiological Society of North America (RSNA).

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