The National Highway Traffic Safety Administration completed a 20-month survey of drivers and found no evidence that marijuana increases the risk of automobile accidents. - discu.eu

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The National Highway Traffic Safety Administration completed a 20-month survey of drivers and found no evidence that marijuana increases the risk of automobile accidents. http://www.nhtsa.gov/about+nhtsa/press+releases/2015/nhtsa-releases-2-impaired-driving-studies-02-2015 132 comments 11/2/2015 science