There was very little interest in diagnosing concussion back in the 1960's.
By definition, all concussions are closed head injuries.
For more discussion of concussions, check out the TBI and Post Concussion Syndrome forum way down the list of forums.
Quote:
Originally Posted by wlwatson
What type of tests were done in 1967 to diagnose closed head concussion, which is TBI today, it seems. Thanks
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