Blood Test May Aid in Lung Cancer Diagnosis and Reduce Unnecessary Invasive Procedures, University of California, Los Angeles (UCLA) Study  
1/15/2010 7:02:37 AM

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ScienceDaily (Jan. 15, 2010) — Of the nearly 150,000 abnormal chest X-rays performed each year in the United States, 25 percent of patients will display only benign lung pathologies on further surgical examination.