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Blood, Spit, and Breath: Scientists Search for Noninvasive Tests for Lung Cancer
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Cancer has a way of hunkering down inconspicuously and slowly taking over organs. Lung cancer, especially, often goes unnoticed until patients get tired of wheezing or coughing and go see their doctor. While efforts to study imaging continue (see story, p. 190), other researchers are focusing on finding signs of lung cancer in blood, sputum, and even breath. They
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J Natl Cancer Inst 2007 99: 190-195.