Opioid marketing linked to uptick in overdoses. The study found that drug makers spent $39.7 million on marketing materials aimed at more than 67,507 physicians across 2,208 U.S. counties between 2013 and 2015.

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Opioid marketing linked to uptick in overdoses. The study found that drug makers spent $39.7 million on marketing materials aimed at more than 67,507 physicians across 2,208 U.S. counties between 2013 and 2015.