Dimensional structure of psychotic symptoms: an item-level analysis of SAPS and SANS symptoms in psychotic disorders

Multivariate Data Analysis.

H. Herne, William W. Cooley, Paul R. Lohnes · Journal of the Royal Statistical Society Series A (General) · 1973 · 35.9K citations

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Diagnostic and Statistical Manual of Mental Disorders, 3rd ed

R. E. Kendell · American Journal of Psychiatry · 1980 · 5.2K citations

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The British Journal of Psychiatry · 1989 · 2.7K citations

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Negative v Positive Schizophrenia

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The Symptoms of Chronic Schizophrenia

Peter F. Liddle · The British Journal of Psychiatry · 1987 · 1.4K citations

Medicine, Psychiatry, Psychology +15