Concepedia

Enduring negative symptoms in first-episode psychosis: comparison of six methods using follow-up data

Jane Edwards, Patrick D. McGorry, Fiona Waddell

Schizophrenia Research · 1999 · 109 citations · 33 references

DOIFull text

Open access

Concepts

References

33

The Brief Psychiatric Rating Scale

John E. Overall, Donald R. Gorham · Psychological Reports · 1962 · 10.9K citations

, , +15

Scale for the Assessment of Negative Symptoms (SANS)*

The British Journal of Psychiatry · 1989 · 2.7K citations

, , +17

Screening Depressed Patients in Family Practice

Aaron T. Beck, Roy W. Beck · Postgraduate Medicine · 1972 · 1.8K citations

, , +17

The Quality of Life Scale: An Instrument for Rating the Schizophrenic Deficit Syndrome

Douglas W Heinrichs, Thomas E. Hanlon, William T. Carpenter · Schizophrenia Bulletin · 1984 · 1.7K citations · Full text

, , +17

The Symptoms of Chronic Schizophrenia

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

, , +15