At the same time, another study led by the National Cancer Institute showed that CT scans administered in the year 2007 alone may contribute to 29,000 new cancer cases and nearly 15,000 cancer deaths.
与此同时，另一项研究由国家癌症研究所发现，服用仅在2007年一年的CT扫描可能有助于29,000新发癌症病例和近15,000名癌症死亡。
http://www.lef.org/magazine/mag2010/aug2010_Lethal-Danger-of-CT-Scans_01.htm
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