Mannix, R., Iverson, G. L., Maxwell, B., Atkins, J. E., Zafonte, R., & Berkner, P. D. (2014). Multiple prior concussions are associated with symptoms in high school athletes. Blackwell Publishing Ltd.

Mannix, Rebekah, Grant L. Iverson, Bruce Maxwell, Joseph E. Atkins, Ross Zafonte, ja Paul D. Berkner. Multiple Prior Concussions Are Associated With Symptoms in High School Athletes. Blackwell Publishing Ltd, 2014.

Mannix, Rebekah, et al. Multiple Prior Concussions Are Associated With Symptoms in High School Athletes. Blackwell Publishing Ltd, 2014.