Krolikowski, M. P., Black, A. M., Palacios-Derflinghe, L, Blake, T. A., Schneider, K. J. & Emery, C. A. (2017). The effect of the "zero tolerance for head contact" rule change on the risk of concussions in youth ice hockey players. The American Journal of Sports Medicine, 45 (2), 468-473. doi: 10.1177/0363546516669701
APA (7th ed.) CitationKrolikowski, M. P., Black, A. M., Palacios-Derflinghe, L., Blake, T. A., Schneider, K. J., & Emery, C. A. (2017). The effect of the "zero tolerance for head contact" rule change on the risk of concussions in youth ice hockey players. The American Journal of Sports Medicine, 45(2), 468-473.
Chicago Style (17th ed.) CitationKrolikowski, M. P., A. M. Black, L. Palacios-Derflinghe, T. A. Blake, K. J. Schneider, and C. A. Emery. "The Effect of the "Zero Tolerance for Head Contact" Rule Change on the Risk of Concussions in Youth Ice Hockey Players." The American Journal of Sports Medicine 45, no. 2 (2017): 468-473.
MLA (9th ed.) CitationKrolikowski, M. P., et al. "The Effect of the "Zero Tolerance for Head Contact" Rule Change on the Risk of Concussions in Youth Ice Hockey Players." The American Journal of Sports Medicine, vol. 45, no. 2, 2017, pp. 468-473.