Damar Hamlin cleared to resume playing football after cardiac arrest last season
The NFL Has a Damar Hamlin Problem
Bills' Damar Hamlin in critical condition for cardiac arrest - Los Angeles Times
Covering the possible causes and diagnoses of Damar Hamlin's injury - Poynter
Damar Hamlin Injury Shows The NFL Has Come A Long Way In On-Field Medical Treatment
Bills safety Damar Hamlin in critical condition after cardiac arrest; game suspended
Damar Hamlin is awake and holding hands with family, his agent tells CNN, days after his cardiac arrest during NFL game, News
Bills safety Damar Hamlin released from Buffalo hospital – Orange County Register
NFL legend Eric Dickerson on when he knew Hamlin injury was bad, hopes league gives him proper healthcare
Maryland cardiologist says Damar Hamlin likely experienced blunt force trauma to the chest