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APA Citation
Dai, J. B., Li, A. Y., Haider, S. F., Tomaselli, R., Gometz, A., Sobotka, S., Post, A. F., Adams, R., Maniya, A. Y., Lau, G. K., Kaye-Kauderer, H. P., Lovell, M. R., & Choudhri, T. F. (2018). effects of Game Characteristics and Player Positions on Concussion Incidence and Severity in Professional Football. Orthopaedic journal of sports medicine, 6(12), . http://access.bl.uk/ark:/81055/vdc_100077879577.0x000039