UK Health Security Agency. doi: https://ukhsa.blog.gov.uk/2020/11/17/alcohol-dependence-and-mental-health/, although these figures are likely to be underestimated6Weaver, T., Madden, P., Charles, V., ..., ., & Ford, C. (2003). Comorbidity of substance misuse and mental illness in community mental health and substance misuse services.