== Eksterne links ==
* [http://sportslegacy.org/documents/cantu.pdf Chronic Traumatic Encephalopathy In The National Football League: Pages 223-225 (Courtesy of http://www.sportslegacy.org) ]{{Dødt link|date=november 2022 |bot=InternetArchiveBot |fix-attempted=yes }}
* [http://boxingwriter.co.uk/2007/08/14/pugilistic-dementia-something-old-something-new/ Pugilistic Dementia; Something old, something new – from Boxingwriter.co.uk]
* [http://www.newyorker.com/reporting/2009/10/19/091019fa_fact_gladwell?currentPage=all Offensive Play: How different are dogfighting and football?], [[Malcolm Gladwell]], ''[[The New Yorker]],'' October 19, 2009 – article on the serious dangers of suffering long-term chronic traumatic encephalopathy brain damage in American football
* [http://www.bu.edu/cste Boston University Center for the Study of Traumatic Encephalopathy]
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