RT Journal Article SR Electronic T1 Among opioid-naive patients receiving opioids, more intensive opioid prescribing in the first month is associated with transition to long-term opioid use JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP ebmed-2017-110710 DO 10.1136/ebmed-2017-110710 A1 Marc R Larochelle YR 2017 UL http://ebm.bmj.com/content/early/2017/05/13/ebmed-2017-110710.abstract AB