Scientists Say F.D.A. Ignored Radiation Warnings
http://www.nytimes.com/2010/03/29/health/policy/29fda.html?pagewanted=print
http://www.nytimes.com/2010/03/29/health/policy/29fda.html?pagewanted=print
"Urgent warnings by government experts about the risks of routinely using powerful CT scans to screen patients for colon cancer were brushed aside by the Food and Drug Administration, according to agency documents and interviews with agency scientists."