Concussion Watch: NFL Head Injuries in Week 13
NFL Week 13 injury report for 2021 NFL season
NFL Week 13 injuries: Josh Jacobs good to go for Raiders, Joe Mixon unlikely to play vs. Chiefs, per reports
Week 13 injury report for 2022 NFL season
N.F.L.'s Flawed Concussion Research and Ties to Tobacco Industry - The New York Times
JOHN DOHERTY: Three concussions Tua much in one season
How does the NFL's concussion protocol work? Explaining the five-step process for return to play
Report: NFL, NFLPA Agree to Modify Concussion Protocol amid Tua Tagovailoa Probe, News, Scores, Highlights, Stats, and Rumors
Decoding the N.F.L. Database to Find 100 Missing Concussions - The New York Times
The Football Player's Brain That Sparked the NFL's Concussion Crisis - The Atlantic
NFL Concussion Data Spotlights Increase in Injuries - ABC News