Quote:
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BU researchers examined the brains of 23 former college and pro football players and compared them to the brains of 50 non-athletes with Alzheimer ’s disease and 18 non-athletes.
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Only so much can be taken from one line out of a TSN article, and I will find time to read the journal article, but if this is what they did, without additional controls, I see why the NFL or NHL would refute it