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Dear Parent, According to the Center for Disease Control and Prevention, it is estimated that 300,000 concussions occur in the United States each year. A concussion can be caused by a blow to the head, neck, jaw or face.
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Document Date: 2014-12-03 00:13:02
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Dear Parent, According to the Center for Disease Control and Prevention, it is estimated that 300,000 concussions occur in the United States each year. A concussion can be caused by a blow to the head, neck, jaw or face.