1. The Global Burden of Disease;Lopez;Nat. Med.,1998
2. American Psychiatric Association (1994) Diagnostic and Statistical Manual of Mental Disorders (4th edn), American Psychiatric Association
3. World Health Organization (1992) The ICD-10 Classification of Mental Health and Behavioural Disorders, World Health Organization
4. False start on manic depression;Robertson;Nature,1989
5. The future of genetic studies of complex human diseases;Risch;Science,1996