IRU (2019). Ring fencing and service provisions for complex service users. Alcohol Change UK. October. Available at: https://alcoholchange.org.uk/blog/2019/ring-fencing-and-service-provisions-for-complex-service-users

DDN. (2019). Breaking Ties. Drink and Drugs News. 11 November. Available at: https://drinkanddrugsnews.com/breaking-ties/