7. References

Brooks, Brian & Mckay, Carly & Mrazik, Martin & Barlow, Karen & H. Meeuwisse, Willem & Emery, Carolyn. (2013). Subjective, but not Objective, Lingering Effects of Multiple Past Concussions in Adolescents. Journal of neurotrauma. 30. 1469–1475. 10.1089/neu.2012.2720.

CDC. (2017, April 27). Traumatic Brain Injury & Concussion. Retrieved November 15, 2017, from https://www.cdc.gov/traumaticbraininjury/get_the_facts.html

Gissel, L. M., Fields, S. K., Collins, C. L., Dick, R. W., & Comstock, R. D. (2007). Concussions among United States high school and collegiate athletes. Journal of Athletic Training, 42(4), 495-503. Retrieved December 3, 2017, from https://www.nata.org/sites/default/files/i1062-6050-42-4-495.pdf.

Head Case – Complete Concussion Managements. (n.d.). Retrieved December 04, 2017, from http://www.headcasecompany.com/concussion_info/stats_on_concussions_sports
High School Concussions in the 2008-2009 Academic Year. (n.d.). Retrieved December 04, 2017, from http://journals.sagepub.com/doi/pdf/10.1177/0363546510376737
 J. (2017, September 21). Concussion Diagnosis and Management Best Practices. Retrieved December 11, 2017, from http://www.ncaa.org/sport-science-institute/concussion-diagnosis-and-management-best-practices
Kubota, T. (2016, March 30). 5 Ways Science Could Make Football Safer. Retrieved December 04, 2017, from https://www.livescience.com/54239-how-to-make-football-safer.html
MS, J. M. (2017, July 25). Evaluation of Chronic Traumatic Encephalopathy in Football Players. Retrieved December 04, 2017, from https://jamanetwork.com/journals/jama/fullarticle/2645104
NATA. (n.d.). Retrieved December 04, 2017, from https://www.nata.org/
UCLA-led Team Wins Grant to Tackle Concussions Among Football Players. (n.d.). Retrieved December 04, 2017, from http://engineering.ucla.edu/ucla-led-team-wins-grant-to-tackle-concussions-among-football-players/

The Rules of the Draft. (n.d.). Retrieved December 05, 2017, from https://operations.nfl.com/the-players/the-nfl-draft/the-rules-of-the-draft/

R. (2017, March 13). Football. Retrieved December 05, 2017, from http://www.ncaa.org/about/resources/research/football

R. (2017, March 13). Estimated probability of competing in professional athletics. Retrieved December 05, 2017, from http://www.ncaa.org/about/resources/research/estimated-probability-competing-professional-athletics