Tua Tagovailoa concussion investigation: NFL believes Dolphins followed protocol with QB's injury
NFL superstar given new concussion scare with huge concerns raised, NFL, Sport
Lessons to learn after suffering a concussion
Concussion confirmed for Miami Dolphins quarterback Tua Tagovailoa - The Phinsider
Miami Dolphins' Tua Tagovailoa placed in concussion protocol once again, NFL
Dolphins QB Tua Tagovailoa in concussion protocol again
Tua Tagovailoa and NFL concussion protocol: Many questions need to be answered - Sports Illustrated
Tua Tagovailoa rushed to hospital with head and neck trauma, will fly back tonight with Dolphins
Miami Dolphins QB Tua Tagovailoa taken to hospital after suffering head and neck injuries
Dolphins Tua Tagovailoa concussion: Miami's explanation is fishy
NFL: Dolphins' Tua Tagovailoa suffered concussion in loss to Packers
Dolphins quarterback Tua Tagovailoa suffers second concussion of the season