1 Dez 1999 Jahr - Dr. Pellman says serious brain injuries are rare in NFL
Beschreibung:
Mild Traumatic Brain Injury Committee chair Dr. Pellman says that their studies have found that brain injuries are uncommon and minor in football.
Zugefügt zum Band der Zeit:
How football has gotten where they are with concussions
A look at the history of how the phenomena of concussions gr...
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