Dr. Sanjay Gupta: All pain lies in the brain, and here’s what you can do about it
By Dr. Sanjay Gupta, CNN (CNN) — One day a few years ago, as I stared at all the sophisticated machinery in my operating room — high-tech microscopes, image navigation tools and exquisitely designed instruments — I was struck by the realization that the patient in front of me had pointed to an archaic frowny
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