NFL, NFLPA agree to parameters of updated concussion protocols
NFL, NFLPA implement new concussion protocols after review of Tagovailoa injury
NFL & NFLPA Agree To Modify Concussion Protocols After Tua Tagovailoa Suffers Injury – Deadline
NFL, players union agree on updated concussion protocol – WSOC TV
Tua Tagovailoa's Head Injury Prompts Changes To NFL Concussion Protocols - WSJ
What is the NFL's concussion protocol and WHY was Miami's Tua Tagovailoa playing in Cincinnati
NFL-NFLPA conclude concussion protocol was followed with Tua Tagovailoa; add modification to 'no-go' symptoms
NFL, NFLPA to Approve New Concussion Protocol After Tagovailoa Injury - Sports Illustrated
NFL's concussion protocol modified after Tagovailoa review
NFL modifies concussion protocol after review of Tagovailoa injury