Dual diagnosis of substance misuse and psychiatric disorders : a U.S.–U.K. perspective
The epidemiology of substance misuse and comorbid psychiatric disorders
Diagnosing comorbidity : concepts, criteria, and methods
Psychopharmacology of substance misuse and comorbid psychiatric disorders
Clinical interventions for severe mental illness and co-occurring substance use disorder
Evolving U.S. service model for patients with severe mental illness and co-occurring substance use disorder
The British experience of dual diagnosis in the national health service
Comorbidity in young people : perspectives and challenges