Title: Cumulative Effects of Concussion in Amateur Athletes.
Authors: Iverson, Grant L.
Gaetz, Michael
Lovell, Mark R.
Collins, Michael W.
Source: Brain Injury; May2004, Vol. 18 Issue 5, p433-443, 11p

Iverson, G.L., Gaetz. M., Lovell, M.R. & Collins, M.W. (2004). Cumulative effects of concussion in amateur athletes.
      Brain Injury, 18(5), 433-443.