Bills' Damar Hamlin plays in first game since cardiac arrest
Cardiologists: Hamlin injury 'extremely rare' - NewsChannel 13
Damar Hamlin is in good spirits and undergoing testing, say doctors for Buffalo Bills player – The Morning Call
Bills news: Damar Hamlin continues remarkable recovery, addresses teammates - Buffalo Rumblings
Explainer: What happened to Damar Hamlin?
Bills safety Hamlin back in Buffalo to continue recovery
Buffalo Bills player is in critical condition after collapsing in game : NPR
Bills safety Hamlin back in Buffalo to resume recovery - WHYY
What Is Commotio Cordis? What Happened to NFL Player Damar Hamlin
Damar Hamlin is in 'good spirits' and recovering at a Buffalo hospital, team says