• Are overdoses treated by ambulance services an opportunity for additional interventions? A prospective cohort study 

      Gjersing, Linn Renathe; Bretteville-Jensen, Anne Line (Journal article, 2015)
      To assess whether people who inject drugs (PWID) and who are treated for overdose by ambulance services have a greater mortality risk compared with other PWID, and to compare mortality risk within potentially critical ...
    • Does liberalizing cannabis laws increase cannabis use? 

      Williams, Jenny; Bretteville-Jensen, Anne Line (Journal article, 2014)
      A key question in the ongoing policy debate over cannabis' legal status is whether liberalizing cannabis laws leads to an increase in cannabis use. This paper provides new evidence on the impact of a specific type of ...
    • Hard drug use in Norway 

      Amundsen, Ellen Johanna; Bretteville-Jensen, Anne Line (Journal article, 2010)
      Background: Hard drug use has a variety of heavy personal, social and economic costs. Knowing the size of the hard drug use population, the types of drugs consumed and modes of consumption can help policy makers design ...
    • Heroin smoking and heroin using trends in Norway 

      Bretteville-Jensen, Anne Line; Skretting, Astrid (Journal article, 2010)
      Background: Hard drug use has a variety of heavy personal, social and economic costs. Knowing the size of the hard drug use population, the types of drugs consumed and modes of consumption can help policy makers design ...
    • Illicit use of opioid substitution drugs: Prevalence, user characteristics, and the association with non-fatal overdoses 

      Bretteville-Jensen, Anne Line; Lillehagen, Mats; Gjersing, Linn Renathe; Andreas, Jasmina Burdzovic (Journal article, 2014)
      Diversion of opioid substitution drugs (OSD) is of public concern. This study examined the prevalence, frequency, and predictors of illicit OSD use in a group of injecting drug users (IDUs) and assessed if such use was ...
    • Is opioid substitution treatment beneficial if injecting behaviour continues? 

      Gjersing, Linn Renathe; Bretteville-Jensen, Anne Line (Journal article, 2013)
      Opioid substitution treatment (OST) is recognised as an effective treatment for opioid dependence. Still, a subgroup of OST users continues to inject drugs. This study examines health risks and criminal activity in a ...