• Five-factor model personality traits in opioid dependence. 

      Kornør, Hege; Nordvik, Hilmar (Journal article; Peer reviewed, 2007-08-06)
      BACKGROUND: Personality traits may form a part of the aetiology of opioid dependence. For instance, opioid dependence may result from self-medication in emotionally unstable individuals, or from experimenting with drugs ...