NFL, players union aim to release new concussion protocols before Thursday's game, source says | CNN
NFL concussion protocol: What is it, and is it sufficient?
England one of only five countries to trial new football concussion protocols | Soccer | The Guardian
How does the NFL's concussion protocol work? - SBNation.com
Tua Tagovailoa's head injury puts NFL concussion protocol under scrutiny - The Washington Post
A Huge Hit on Cam Newton Put the NFL's Concussion Protocol Under Scrutiny Again - The Ringer
How does the NFL's concussion protocol work? Explaining the five-step process for return to play | Sporting News
NFL Week 4 head injuries: Wave of players benched under concussion protocol after Tua Tagovailoa controversy | Sporting News
Concussion List for NFL Players this Season, plus NFL Protocol Policies – Sharp Football Analysis
NFL concussion protocol explained: Symptoms, evaluation, return to play - NBC Sports Bay Area
Are Athletes Really Being Protected by the NFL Concussion Protocols? – The Paw Newspaper
Concussion Protocol' Shows the Effects of 250 NFL Concussions | IndieWire
What is the NFL concussion protocol? - AS USA
Explaining the NFL's 5-step concussion protocol - Pride Of Detroit
National Football League Head, Neck and Spine Committee's Concussion Diagnosis and Management Protocol: 2017-18 season | British Journal of Sports Medicine
NFL makes changes with NEW concussion protocols [Everything you NEED to know] | CBS Sports HQ - YouTube
NFL Concussion Protocol After Miami Dolphins Quarterback Tua Tagovailoa - Bloomberg
NFL, Players Union Agree to Change Concussion Protocol - The New York Times
The FA's Concussion Guidelines | The Boot Room
NFL concussion protocol: What happens in those blue sideline tents?
FA Concussion Guidelines - If in doubt, sit them out
Majority of Americans Support Changing the NFL Concussion Protocol
Concussion | England Football
NFL faces intense scrutiny over concussion protocols | CNN
How does NFL's concussion protocol work? Questions surrounding Tua Tagovailoa - The Athletic
NFL concussion protocol: What happens in those blue sideline tents?