At the Research Front *

American Psychiatric Association (1979) Diagnostic and Statistical Manual of Mental Disorders, Third Edition. Draft prepared by Task Force on Nomenclature and Statistics. Chairman, R. L. Spitzer.

Brown G. W. Harris T. (1978) Social Origins of Depression. Tavistock, London.

Cooper J. E. Kendell R. E. Gurland B. J. Sharpe L. Copeland J. R. M. Simon R. (1972) Psychiatric Diagnosis in New York and London. Maudsley Monograph No. 20. Oxford University Press, London.

Hirsch S. R. Leff J. P. (1975) Abnormality in Parents of Schizophrenics: A Review of the Literature and an Investigation of Communication Defects and Deviances. Maudsley Monograph No. 22, Oxford University Press, London.

Hurry J. Tennant C. Bebbington P. (1980) The selective factors leading to psychiatric referral. Acta Psychiatrica Scandinavica. In press.

Kendell R. E. Everitt B. Cooper J. E. Sartorius N. David M. E. (1968) Reliability of the Present State Examination. Social Psychiatry, 3, 123–129.

Leff J. P. Fischer M. Bertelsen A. (1976) A cross-national epidemiological study of mania. British Journal Psychiatry, 129, 428–442.

Luria R. E. McHugh P. R. (1974) Reliability and clinical utility of the ‘Wing’ Present State Examination. Archives of General Psychiatry, 30, 866–871.

Newson-Smith J. G. B. Hirsch S. R. (1979) Psychiatric symptoms in self-poisoning patients. Psychological Medicine, 9, 493–500.

Orley J. Wing J. K. (1979) Psychiatric disorders in two African villages. Archives of General Psychiatry, 36, 513–520.

Scharfetter C. Moerbt H. Wing J. K. (1976) Diagnosis of functional psychoses: comparison of clinical and computerized classifications. Archiv fur Psychiatrie und Nervenkrankheiten, 222, 61–7.

Spitzer R. L. Endicott J. Robins E. (1978) Research diagnostic criteria. Archives of General Psychiatry, 35, 773–82.

Tennant C. Hurry J. Bebbington P. (1980) Parent-child separations during childhood: their relation to adult psychiatric morbidity and to psychiatric referral, preliminary findings. Acta Psychiatrica Scandinvica, In press.

Wing J. K. Birley J. L. T. Cooper J. E. Graham P. Isaacs A. (1967) Reliability of a procedure for measuring and classifying present psychiatric state. British Journal of Psychiatry, 113, 499–515.

Wing J. K. Brown G. W. (1970) Institutionalism and Schizophrenia. Cambridge University Press, London.

Wing J. K. Cooper J. E. Sartorius N. (1974) The Description and Classification of Psychiatric Symptoms: an Instruction Manual for the PSE and Catego System. Cambridge University Press, London.

Wing J. K. Nixon J. M. Mann S. A. Leff J. P. (1977a) Reliability of the PSE (ninth edition) used in a population study. Psychological Medicine, 7, 505–516.

Wing J. K. Henderson A. S. Winckle M. (1977b) The rating of symptoms by a psychiatrist and a non-psychiatrist: a study of patients referred from general practice. Psychological Medicine, 7, 713–715.

Wing J. K. Nixon J. von Cranach M. Strauss A. (1977c) Further developments of the ‘Present State Examination’ and CATEGO system. Archiv fur Psychiatrie und Nervenkrankheiten, 224, 151–160.

Wing J. K. Mann S. A. Leff J. P. Nixon J. M. (1978) The concept of a case in psychiatric population surveys. Psychological Medicine, 8, 203–17.

World Health Organization (1973) International Pilot Study of Schizophrenia. WHO, Geneva.

World Health Organization (1979) Schizophrenia: An International Follow-Up Study. Wiley, New York.

Wynne L. C. Singer M. T. (1963) Thought disorder and family relations of schizophrenics I. A research strategy. Archives of General Psychiatry, 9, 191.