The incidence of concussion in youth sports: a systematic review and meta-analysis.

MLA

Pfister, Ted, et al. “The Incidence of Concussion in Youth Sports: A Systematic Review and Meta-Analysis.” British Journal of Sports Medicine, vol. 50, no. 5, Mar. 2016, pp. 292–97. EBSCOhost, https://doi.org/10.1136/bjsports-2015-094978.

APA

Pfister, T., Pfister, K., Hagel, B., Ghali, W. A., & Ronksley, P. E. (2016). The incidence of concussion in youth sports: a systematic review and meta-analysis. British Journal of Sports Medicine, 50(5), 292–297. https://doi.org/10.1136/bjsports-2015-094978

Chicago

Pfister, Ted, Ken Pfister, Brent Hagel, William A Ghali, and Paul E Ronksley. 2016. “The Incidence of Concussion in Youth Sports: A Systematic Review and Meta-Analysis.” British Journal of Sports Medicine 50 (5): 292–97. doi:10.1136/bjsports-2015-094978.