JS, D., A, A., R, D., & JA, C. (2008). The effect of protective headgear on head injuries and concussions in adolescent football (soccer) players. British Journal of Sports Medicine, 42(2), 110. https://doi.org/10.1136/bjsm.2007.037689
Chicago Style (17th ed.) CitationJS, Delaney, Al-Kashmiri A, Drummond R, and Correa JA. "The Effect of Protective Headgear on Head Injuries and Concussions in Adolescent Football (soccer) Players." British Journal of Sports Medicine 42, no. 2 (2008): 110. https://doi.org/10.1136/bjsm.2007.037689.
MLA (9th ed.) CitationJS, Delaney, et al. "The Effect of Protective Headgear on Head Injuries and Concussions in Adolescent Football (soccer) Players." British Journal of Sports Medicine, vol. 42, no. 2, 2008, p. 110, https://doi.org/10.1136/bjsm.2007.037689.