1. American Psychiatric Association. 1980. Diagnostic and statistical manual of mental disorders, 3rd edition. Washington, DC: American Psychiatric Association.
2. The Comprehensive Assessment of Symptoms and History (CASH)
3. Panic Attacks in Chronic Schizophrenia
4. 1996. Hierarchical diagnosis in chronic schizophrenia: a clinical study. Proceedings of the 35th annual meeting, American College of Neuropharmacology. San Juan, Puerto Rico, December 9-13.
5. Schizophrenia:.