Percentage of former professional American-style football players
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Review strengthens evidence that repetitive head impacts can cause CTE
Brain disease seen in most football players in large report
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92% of ex-NFL players in university study have brain disease that
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Age group distribution in CTE diagnosed subjects.
Study: CTE diagnosed in 99% of ex-NFL players studied by researchers
The link between head injuries and CTE in football, explained - Vox
Estimating the prevalence at death of CTE neuropathology among
Concussions and conscience: Ex-Montana State, NFL star Corey