1. European Monitoring Centre for Drugs and Drug Addiction. Pregnancy and opioid use: strategies for treatment. EMCDDA Papers. Luxembourg: Publications Office of the European Union; 2014.
2. Arpa S. Women who use drugs: issues, needs, responses, challenges and implications for policy and practice. Lisbon, Portugal: European Monitoring Centre for Drugs and Drug Addiction; 2017.
3. Public Health England. Adult substance misuse treatment statistics 2019 to 2020: report. UK Government; 2020. Available from: https://www.gov.uk/government/statistics/substance-misuse-treatment-for-adults-statistics-2019-to-2020/adult-substance-misuse-treatment-statistics-2019-to-2020-report. Accessed 05 Sept.
4. Scobie G, Woodman K. Evidence briefing on interventions to reduce illicit drug use during pregnancy (and in the postpartum period). Edinburgh: NHS Health Scotland; 2016.
5. Broadhurst K, Alrouh B, Mason C, et al. Born into care - newborns in care proceedings in England. London: The Nuffield Family Justice Observatory; 2018.