High-tech scans offer early alerts--and needless worries.
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Comarow
D000328:Adult; D003657:Decision Making; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed / Q000706:statistics & numerical data; D014481:United States; D019564:Unnecessary Procedures