Seau had brain disease that comes from hits to head, NIH finds
Junior Seau death: Boston University, Brain Injury Research Institute race to study dead player's brain – New York Daily News
Study: CTE very widespread
Documentary Alleges That the NFL Worked to Keep Junior Seau's Brain Out of the Hands of Concussion Research Teams
Study -- Junior Seau's brain shows chronic brain damage found in other NFL football players - ESPN
Junior Seau dead: Family sues NFL over brain injuries he suffered while playing
Remembering Junior Seau, 25 Years After His NFL Career Began
Ken Stabler, the Swashbuckling Quarterback of the Badass 1970s Raiders, Had a Degenerative Brain Disease
Junior Seau among Hall of Fame inductees - The Phinsider
Report: Junior Seau Suffered From Brain Disease Linked To Head Trauma
NFL star Junior Seau's autopsy shows no brain trauma at time of suicide, Junior Seau
Head injuries clearly linked to brain damage