According to David Grosser, a vascular surgeon in the Gold Coast, Australia, clots behave in many different ways.

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"If it worked we would have embraced it a long time ago, " says George Todd, a vascular surgeon at St.

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"Patients are thrilled by the ease of the process, " says Dr. George Todd, the vascular surgeon who operated on Turner last November at St.

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Looking over her shoulder and scribbling in a notebook is John Kenagy, a vascular surgeon by training who is now a visiting scholar at Harvard Business School.

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"Physicians like to do things that work, that make money and promote their specialty, " says Frank Veith, a vascular surgeon at New York University Medical Center who is critical of newfangled neck stents.

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There has been a lot of attention for the idea, promoted by an Italian vascular surgeon name Paulo Zamboni, that multiple sclerosis could be treated by a surgical procedure to open up veins in the neck.

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