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20 Dez 2009 Jahr - New Return-To-Play guidelines

Beschreibung:

The NFL announces stricter return-to-play guidelines saying a player that exhibits concussion symptoms shouldn't play the same day.

Zugefügt zum Band der Zeit:

How football has gotten where they are with concussions

ByMatthew LaPorte

23 Nov 2017

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646

Datum:

20 Dez 2009 Jahr

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~ 15 years ago

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