| http://www.w3.org/ns/prov#value | - ???This is kind of a new frontier in concussion research,??? says concussion expert Jeff Bazarian, associate professor of emergency medicine, neurology, neurosurgery, and community and preventive medicine. ???There???s been a few studies, including ones we???ve done here, that show not even a concussion, but multiple hits to the head cause some subtle brain injuries.???
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