Jovan Belcher lawsuit shows concussion deal didn't end NFL's problems
The Harvard football teammates whose lives were upended by CTE - Washington Post
Report: More than 100 diagnosed concussions left out of NFL studies, including injuries to ex-Cowboys QB Troy Aikman
Concussions are on the rise in the NFL: League releases data that shows 58% increase in regular season concussions – New York Daily News
Faces of Concussions: Football families share lives with CTE
Fear of concussions reshaping football
NFL helmet manufacturers hope to reduce concussions, save game - Washington Times
The Harvard football teammates whose lives were upended by CTE - Washington Post
Patriots' injury report provides bad news for QB Mac Jones
Confronting the Concussion, Sports
Football research at Harvard seeks new therapies for players