Bell, D. R., Post, E. G., Trigsted, S. M., Hetzel, S, McGuine, T. A. & Brooks, A. (2016). Prevalence of sport specialization in high school athletics. The American Journal of Sports Medicine, 44 (6), 1469-1474. doi: 10.1177/0363546516629943
APA (7th ed.) CitationBell, D. R., Post, E. G., Trigsted, S. M., Hetzel, S., McGuine, T. A., & Brooks, A. (2016). Prevalence of sport specialization in high school athletics. The American Journal of Sports Medicine, 44(6), 1469-1474.
Chicago Style (17th ed.) CitationBell, D. R., E. G. Post, S. M. Trigsted, S. Hetzel, T. A. McGuine, and A. Brooks. "Prevalence of Sport Specialization in High School Athletics." The American Journal of Sports Medicine 44, no. 6 (2016): 1469-1474.
MLA (9th ed.) CitationBell, D. R., et al. "Prevalence of Sport Specialization in High School Athletics." The American Journal of Sports Medicine, vol. 44, no. 6, 2016, pp. 1469-1474.