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Researchers at the University of Massachusetts Medical School have fashioned a new type of tissue and bone scaffolding polymer that addresses several problems with conventional synthetic bone grafts, according to a release from the university.

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A recent study in the Journal of the American Medical Association on the rate and costs of spinal surgery in Medicare patients has found the number of Medicare enrollees receiving complex spinal fusion increased 15-fold, from less than 1 percent…

UnitedHealth Group, Healthspring, Coventry Health Care and Humana are among the insurers that will receive the same payment rates for 2011 as they did this year for administering Medicare Advantage plans, according to a report in Bloomberg BusinessWeek.

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