Luke Kuechly wearing experimental neck collar in 2017 - ESPN - Carolina Panthers Blog- ESPN
SBJ Tech: NFL playoffs boosting awareness for concussion prevention device
What is the Q Collar, the device NFL players are wearing around their necks
What is the Q Collar, the device NFL players are wearing around their necks
Sorry if this has already been answered, but what are these collar things that I see in a couple of the guy's necks? : r/nfl
Q-Collar: Helps Protect Athletes From Brain Injury
Hard-to-see experimental device Luke Kuechly wears on field might save his brain
Eagles Running Back Boston Scott on Why He Wears the Q-Collar
Can the Q-Collar Save Football From Its Concussion Problem? - InsideHook
Q-Collar: Helps Protect Athletes From Brain Injury
Meet the Q-Collar: a brain-protective device being worn in the NFL
Q-Collar device to help prevent concussion worn at World Cup
Misrepresentation of actual science': Professor skeptical about Q-Collar science
What do NFL players wear around their neck? Does the Q-collar really work? - AS USA
Q-Collar device to help prevent concussion worn at World Cup