1. National Institute of Mental Health Diagnostic Interview Schedule
2. US Department of Commerce (1992) Statistical Abstracts of the United States. US Dept of Commerce, Bureau of the Census.
3. Rice D. P. , Kelman S. , Miller S. , et al (1990) The Economic Costs of Alcohol, Drug Abuse and Mental Illness, 1985. Final Report Submitted to the Alcohol, Drug Abuse and Mental Health Administration, Rockville, Maryland, 1990.