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kmrjohnson
on Oct 1, 2012
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To Encourage Biking, Cities Lose the Helmets
I am a physician, and was surprised by the NY Times article. Here is a review of older literature you might find helpful:
http://www.ncbi.nlm.nih.gov/pubmed?term=10796827
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Search:
http://www.ncbi.nlm.nih.gov/pubmed?term=10796827