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Manley, Geoff, Gardner, Andrew J., Dvořák, Jiří, Hayden, K. Alix, Tator, Charles H., McCrory, Paul, Iverson, Grant L., Schneider, Kathryn J., Guskiewicz, Kevin M., Bailes, Julian, Cantu, Robert C., Castellani, Rudolph J., Turner, Michael, Jordan, Barry D., Randolph, Christopher. BMJ Group; 2017. A systematic review of potential long-term effects of sport-related concussion.