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www.fdanews.com/articles/101446-doctors-concerned-about-the-exploding-use-of-ct-scanners

Doctors Concerned About the Exploding Use of CT Scanners

November 26, 2007

Dr. David Bor, chief of medicine at the Cambridge Health Alliance, had been concerned for years about the financial cost of the rampant use of CT scans. But several months ago, after a conversation with the system’s head of radiology, he started to worry about another kind of cost: radiation exposure to patients.
The Boston Globe