Concussions cause brain abnormalities similar to Alzheimer’s, study shows
source : http://www.foxnews.com/health/2013/06/18/concussion-patients-have-brain-abnormalities-similar-to-alzheimers-study-shows/
source : http://www.foxnews.com/health/2013/06/18/concussion-patients-have-brain-abnormalities-similar-to-alzheimers-study-shows/