The Dolphins failed Tua Tagovailoa. Will any change come of it?, NFL
NFL's concussion protocol again under scrutiny after Tua Tagovailoa is hit hard again
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Concussion expert: Misuse may mean brain damage for Tua Tagovailoa
Doctor Who Evaluated Dolphins' Tua Tagovailoa Fired
Tua Tagovailoa injury puts focus on Dolphins, NFL concussion protocol
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Doctor Who Examined Dolphins' Tua Tagovailoa Is Dismissed - The New York Times
NFL under fire over its concussion protocol following Tua Tagovailoa's back-to-back game hits – 101 ESPN
Consultant who evaluated Tua Tagovailoa for concussion fired