Allardyce, J., Morrison, G., McCreadie, R. G., et al (2000) Schizophrenia is not disappearing in south-west Scotland. British Journal of Psychiatry, 177, 38–41.
Allardyce, J., Boydell, J., van Os, J., et al (2001) Comparison of the incidence of schizophrenia in rural Dumfries and Galloway and urban Camberwell. British Journal of Psychiatry, 179, 335–339.
American Psychiatric Association (1987) Diagnostic and Statistical Manual of Mental Disorders (3rd edn, revised) . Washington, DC: APA.
American Psychiatric Association (1994) Diagnostic and Statistical Manual of Mental Disorders (4th edn) . Washington, DC: APA.
Balestrieri, M., Rucci, P. & Nicolaou, S. (1997) Gender-specific decline and seasonality of births in operationally defined schizophrenics in Italy. Schizophrenia Research, 27, 73–81.
Brewin, J., Cantwell, R., Dalkin, T., et al (1997) Incidence of schizophreniain Nottingham. A comparison of two cohorts, 1978–80 and 1992–94. British Journal of Psychiatry, 171, 140–144.
Castle, D., Wessely, S., Der, G., et al (1991) The incidence of operationally defined schizophrenia in Camberwell, 1965–84. British Journal of Psychiatry, 159, 790–794.
Castle, D., Wessely, S., van Os, J., et al (1998) Psychosis in the Inner City: The Camberwell First Episode Study. . Hove: Psychology Press.
Folnegovic, Z., Folnegovic-Smalc, V. & Kulcar, Z. (1990) The incidence of schizophrenia in Croatia. British Journal of Psychiatry, 156, 363–365.
Geddes, J. R., Black, R. J., Whalley, L. J., et al (1993) Persistence of the decline in the diagnosis of schizophrenia among first admissions to Scottish hospitals from 1969 to 1988. British Journal of Psychiatry, 163, 620–626.
Harrison, G. & Mason, P. (1993) Schizophrenia – falling incidence and better outcome?
British Journal of Psychiatry, 163, 535–541.
Jablensky, A. (1997) The 100-year epidemiology of schizophrenia. Schizophrenia Research, 28, 111–125.
Kendell, R. E., Malcolm, D. E. & Adams, W. (1993) The problem of detecting changes in the incidence of schizophrenia. British Journal of Psychiatry, 162, 212–218.
London Research Centre (1997) 1997 Round Projections. London: London Research Centre.
McGuffin, P., Farmer, A., Harvey, I., et al (1991) A polydiagnostic application of operational criteria in studies of psychotic illness. Archives of General Psychiatry, 48, 764–770.
Munk-Jorgensen, P. (1995) Decreasing rates of incident schizophrenia cases in psychiatric service: a review of the literature. European Psychiatry, 10, 129–141.
Oldehinkel, A. J. & Giel, R. (1995) Time trends in the care-based incidence of schizophrenia. British Journal of Psychiatry, 167, 777–782.
Prince, M. & Phelan, M. (1994) Invisible schizophrenia: a postal survey of the incidence and management of new cases of schizophrenia in primary care. Journal of Mental Health, 3, 91–98.
Spitzer, R. L., Endicott, J. & Robins, E. (1978) Research Diagnostic Criteria: rationale and reliability. Archives of General Psychiatry, 35, 773–782.
StataCorp (1999) STATA Statistical Software, Release 6.0. College Station, TX: STATA.
Suvisaari, J. M., Haukka, J. K., Tanskanen, A. J., et al (1999) Decline in the incidence of schizophrenia in Finnish cohorts born from 1954 to 1965. Archives of General Psychiatry, 56, 733–740.
Takei, N., Lewis, G., Sham, P. C., et al (1996) Age–period–cohort analysis of the incidence of schizophrenia in Scotland. Psychological Medicine, 26, 963–973.
van Os, J., Castle, D. J., Takei, N., et al (1996) Psychotic illness in ethnic minorities: clarifications from the 1991 census. Psychological Medicine, 26, 203–208.
Wing, J. K. & Hailey, A. M. (1972) Evaluating a Community Psychiatric Service: the Camberwell Register 1964–1971. London: Oxford University Press.
Wing, J. K., Cooper, J. E. & Sartorius, N. (1974) The Measurement and Classification of Psychiatric Symptoms. London: Cambridge University Press.
World Health Organization (1978) The ICD–9 Classification of Mental and Behavioural Disorders. Geneva: WHO.
World Health Organization (1992) The ICD–10 Classification of Mental and Behavioural Disorders. Geneva: WHO.