The CNN introduction is very confusing as



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送交者: blackbox 于 2006-6-13, 21:20:07:

回答: 这种本身自相矛盾的研究结果也能发表? 由 方舟子 于 2006-6-13, 20:15:23:

it mixed up two definition, the risk of lung cancer and the risk of death among lung cancer patients. Anyone who is interested in the topic should read the original article.



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