Guskiewicz, K. M., Bruce, S. L., Cantu, R. C., Ferrara, M. S., Kelly, J. P., McCrea, M., . . . Valovich McLeod, T. C. (2004). National Athletic Trainers' Association Position Statement: Management of Sport-Related Concussion. National Athletic Trainers' Association, Inc.

Guskiewicz, Kevin M., Scott L. Bruce, Robert C. Cantu, Michael S. Ferrara, James P. Kelly, Michael McCrea, Margot Putukian, và Tamara C. Valovich McLeod. National Athletic Trainers' Association Position Statement: Management of Sport-Related Concussion. National Athletic Trainers' Association, Inc, 2004.

Guskiewicz, Kevin M., et al. National Athletic Trainers' Association Position Statement: Management of Sport-Related Concussion. National Athletic Trainers' Association, Inc, 2004.