Researchers: Former NFL Raiders quarterback, Kenny Stabler, suffered severe brain trauma - Brainerd Dispatch
Ken Stabler dead: Former NFL star dies aged 69 following complications from colon cancer, The Independent
Ken Stabler: Ex-Oakland Raiders, Alabama QB dies at 69 - Sports Illustrated
Former Oakland Raiders QB Stabler Dead At 69
A perfect quarterback': Raiders legend Ken Stabler dies at age 69
Ken Stabler, 69; former Oakland Raiders quarterback - The Boston Globe
Ken Stabler: Ex-Oakland Raiders, Alabama QB dies at 69 - Sports Illustrated
Raiders QB Ken Stabler had CTE
Former Oakland Raiders QB Stabler Dead At 69
Ken Stabler, former Raiders QB, dies - ABC7 Chicago
In tribute to pal Kenny Stabler, David Humm says, 'I got this', Ron Kantowski, Sports
Former Raiders QB Ken Stabler had brain disease CTE
Ken Stabler, former NFL quarterback, had brian disease CTE - CBS News