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APA Citation
McCrea, M., Iverson, G. L., Echemendia, R. J., Makdissi, M., & Raftery, M. (2013). day of injury assessment of sport-related concussion. British journal of sports medicine, 47(5), 272–284. http://access.bl.uk/ark:/81055/vdc_100144727295.0x00002f