American Psychiatric Association (1994) Diagnostic and Statistical Manual of Mental Disorders (4th edn) . Washington, DC: APA.
Balint, E. (1993) Unconscious communications between husband and wife. In Before I was I: Psychoanalysis and the Imagination (eds Mitchell, J. & Parsons, M.), pp. 207–218. London: Free Association Books.
Beck, A. T., Ward, C. H., Mendelson, M., et al (1961) An inventory for measuring depression. Archives of General Psychiatry, 4, 561–571.
Bravo, G. & Potvin, L. (1991) Estimating the reliability of continuous measures with Cronbach's alpha or the intraclass correlation coefficient: toward the integration of two traditions. Journal of Clinical Epidemiology, 44, 381–390.
Britton, R. (1998) Belief and Imagination.
Hamilton, M. (1967) Development of a rating scale for primary depressive illness. British Journal of Social and Clinical Psychology, 6, 278–296.
Hobson, P., Patrick, M. & Valentine, J. (1998) Objectivity in psychoanalytic judgements. British Journal of Psychiatry, 173, 172–177.
Klein, M. (1935) A contribution to the psychogenesis of manic–depressive states. International Journal of Psycho–Analysis, 16, 282–310.
Klein, M. (1946) Notes on some schizoid mechanisms. International Journal of Psycho-Analysis, 27, 99–110.
Leff, J., Vearnals, S., Wolff, G., et al (2000) The London Depression Intervention Trial. Randomised controlled trial of antidepressants v. couple therapy in the treatment and maintenance of people with depression living with a partner: clinical outcome and costs. British Journal of Psychiatry, 177, 95–100.
MacLennan, R. N. (1993) Interrater reliability with SPSS for Windows 5.0. American Statistician, 47, 292–296.
Milton, J. (1997) Why assess? Psychoanalytic assessment in the NHS. Psychoanalytic Psychotherapy, 11, 47–58.
Norusis, M. J. (1992) SPSS for Windows. Advanced Statistics.
Chicago, IL: SPSS Inc.
Ruszczynski, S. (1993) Psychotherapy with Couples.
London: Karnac Books.
Siegel, S. (1956) Nonparametric Statistics for the Behavioral Sciences.
Tokyo: McGraw-Hill International.
Slade, M. & Priebe, S. (2001) Are randomised controlled trials the only gold that glitters?
British Journal of Psychiatry, 179, 286–287.
Snyder, K. K., Wills, R. M. & Grady-Fletcher, A. (1991) Long-term effectiveness of behavioural versus insight-orientated marital therapy: a four-year follow-up study. Journal of Counselling and Clinical Psychology, 59, 138–141.
Spitzer, R. L., Cohen, J., Fliess, J. L., et al (1967) Quantification of agreement in psychiatric diagnosis, a new approach. Archives of General Psychiatry, 17, 83–87.
Wing, J. & Nixon, J. (1975) Discriminating symptoms in schizophrenia – a report from the International Pilot study of Schizophrenia. Archives of General Psychiatry, 32, 853–859.
Wing, J., Cooper, J. E. & Sartorius, N. (1974) Measurement and Classification of Psychiatric Symptoms. An Instruction Manual for the PSE and Catego Program.
Cambridge: Cambridge University Press.