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A Bruising Battle Over Lung Scans

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Science  02 May 2008:
Vol. 320, Issue 5876, pp. 600-603
DOI: 10.1126/science.320.5876.600

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Doctors and researchers are sharply divided over the merits of screening smokers and others at high risk of lung cancer with costly computed tomography scans; a $200 million clinical trial has become a lightning rod.