New study finds CTE in 99 percent of deceased NFL players' brains
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CTE found in 99% of studied brains from deceased NFL players
Study: 95.6 percent of deceased NFL players tested positive for CTE
Former NFL player confirmed as 1st diagnosis of CTE in living patient - ABC News
CTE found in 99% of studied brains from deceased NFL players
Chronic traumatic encephalopathy - Wikipedia
Study: CTE diagnosed in 99% of former NFL players, 87% of ex-players at all levels