Opinion Should You Boycott the N.F.L.? - The New York Times
Helmets don't eliminate concussions. It's time for the NFL to ditch them, NFL
Football in America: Survey of NFL, College Football - Sports Illustrated
Concussion (Movie Tie-in Edition) (Audible Audio Edition): Jeanne Marie Laskas, Hillary Huber, Random House Audio: Audible Books & Originals
North State Journal Vol. 8, Issue 5 by North State Journal - Issuu
Will the NFL go back to being its more brutal old self under Donald Trump?, Concussion in sport
Scientists claim pathologist who studied Mike Webster's CTE brain is a FRAUD and used healthy images
CQ Researcher - CTE and Athletes
CQ Researcher - CTE and Athletes
Will the NFL Survive the New Science of Brain Damage?
Football in America: Survey of NFL, College Football - Sports Illustrated
Trump mocks 'soft' NFL concussion rules at Florida rally, Donald Trump