What is C.T.E.? - The New York Times
Did football kill Ted Petersen's teammate?, Local News
NFL could face thousands of lawsuits from ex-players over brain damage from concussions
Mike Webster's son wishes Pittsburgh Steelers had reached out about Noll Foundation
New Evidence Links Head Trauma, Brain Disease in Football Players, BU Today
Science Says: How repeated head blows affect the brain
Latest studies: Brain disease from contact sports more common - ABC7 New York
NFL Concussions Fast Facts
Bennet Omalu, Concussions, and the NFL: How One Doctor Changed Football Forever
NFL could face thousands of lawsuits from ex-players over brain damage from concussions
Attorney: Report backs ex-players' brain damage claims
Sport-induced traumatic brain injury: families reveal the 'hell' of living with the condition
NFL Concussion Lawsuit - The Eichholz Law Firm