APA (7th ed.) Citation

JS, D., & I, S. (2005). Best of the literature. Concussion risk factors and return-to-play variables. Physician & Sportsmedicine, 33(9), 6.

Chicago Style (17th ed.) Citation

JS, Delaney, and Shrier I. "Best of the Literature. Concussion Risk Factors and Return-to-play Variables." Physician & Sportsmedicine 33, no. 9 (2005): 6.

MLA (9th ed.) Citation

JS, Delaney, and Shrier I. "Best of the Literature. Concussion Risk Factors and Return-to-play Variables." Physician & Sportsmedicine, vol. 33, no. 9, 2005, p. 6.