Heart screening may not have prevented Hamlin's collapse
Shocking scene as Bills player Damar Hamlin suffers cardiac arrest
Damar Hamlin collapse reignites NFL safety debate. Is the league
Damar Hamlin's Collapse Shows the Elevated Risk for Heart Failure
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Buffalo Bills player is in critical condition after collapsing in
Damar Hamlin is ready to complete his comeback as he prepares for
Cardiac Concern – The Harvard-Westlake Chronicle
Football: Damar Hamlin incident places NFL under the spotlight
Why was AED, CPR use to treat Damar Hamlin's cardiac arrest?
Bills' Damar Hamlin plays in first game since cardiac arrest
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Are AEDs required by law in Texas?