NFL, Players Union Agree to Change Concussion Protocol - The New York Times
Tua Tagovailoa officially out with concussion at New England
Dolphins' Tua Tagovailoa Out of Concussion Protocol
NFL modifies concussion protocol after review of Tagovailoa injury
Miami Dolphins quarterback Tua Tagovailoa placed in NFL concussion protocol for second time - WISH-TV, Indianapolis News, Indiana Weather
N.F.L.'s Concussion Protocol Under Scrutiny After Tagovailoa Injuries - The New York Times
Tua Tagovailoa back in concussion protocol - AS USA
Dolphins rule out QB Tua Tagovailoa for playoff opener vs. Bills
Dolphins quarterback Tua Tagovailoa cleared from concussion protocol
Tua Tagovailoa injury: Miami QB ruled out for NFL Playoffs vs. Bills
Dolphins' Bridgewater prepares to start as QB; Tagovailoa enters concussion protocol
Dolphins QB Tua Tagovailoa in concussion protocol
Miami Dolphins QB Tua Tagovailoa Back in Concussion Protocol - Sports Illustrated
Tagovailoa in concussion protocol, no timeline for return