1. Allison, M., Hubbard, R.L., Ginzburg, H.M., 1985. Indicators of suicide and depression among drug abusers. 1979–1981 TOPS Admission Cohorts. National Institute on Drug Abuse Treatment Monograph Series. US Department of Health and Human Services, MD.
2. American Psychiatric Association 2000. Diagnostic and Statistical Manual of Mental Disorders, fourth ed. American Psychiatric Association, Washington, D.C.
3. Andrews, G., Hall, W., Teesson, M., Henderson, S., 1999. The Mental Health of Australians. National Survey of Mental Health and Wellbeing Report 2. Commonwealth Department of Health and Aged Care, Canberra.
4. Prevalence and comorbidity of mental disorders in persons making suicide attempts: a case-control study;Beautrais;Am. J. Psychiatry,1996
5. Accidental and deliberate overdose among opiate addicts in methadone maintenance treatment: are deliberate overdoses systematically different?;Best;Drug Alcohol Rev.,2000