Report: NFL and NFLPA talking to Tua on Tuesday about 1st concussion test, want to end investigating soon - Dolphin Nation
NFL agrees to end race-based brain testing in $1B settlement on concussions : NPR
NFL concussion protocol under scrutiny after Texans QB twitches in end zone - ABC7 San Francisco
Colts QB Anthony Richardson (concussion) out vs. Texans, National
Roger Goodell says NFL has more work to do on reducing concussions: 'We're not finished' – New York Daily News
FRONTLINE: League Of Denial: The NFL's Concussion Crisis
NFL announces $100 million concussion initiative
Raiders QB Jimmy Garoppolo (concussion) expected to start vs. Packers, National
Notes: Jets unsure of Darrelle Revis's status - The Boston Globe
Tee Higgins injury update: Bengals WR leaves game vs. Steelers with concussion
Impact test comparisons of 20th and 21st century American football helmets in: Journal of Neurosurgery Volume 116 Issue 1 (2012) Journals