Epidemiology.- 1. Negative symptoms: a follow-up perspective.- 2. Obstetric complications and cerebral abnormalities in schizophrenia.- 3. Genetic notes of schizophrenic disorders.- 4. Life events and schizophreniform disorders.- 5. Hypotheses on the seasonality of schizophrenic births.- 6. The retrovirus/transposon hypothesis of schizophrenia.- Neuroimaging.- 7. A neurodevelopmental perspective on brain pathology in schizophrenia.- 8. Neuromorphological correlates of schizophrenic disorders: focus on cerebral ventricular enlargement.- 9. Season of birth and cerebral ventricular enlargement in schizophrenia.- 10. Twin and family studies of ventricular enlargement in schizophrenia.- 11. CT scans of the brain in families with a high frequency of schizophrenia.- 12. Magnetic resonance imaging: applications in psychiatry.- 13. Neurofunctional assessment of schizophrenia: neuropsychological and EEG data of lateralized imbalancement of functions.- 14. In vivo studies of dopamine receptors in schizophrenia.- 15. Nuclear magnetic resonance imaging in schizophrenia: a preliminary study.- Biochemistry.- 16. Plasma opioid levels: a possible marker of neurotransmitter impairments in schizophrenia.- 17. Outcome after 10 years of apomorphine-tested psychotic patients.- 18. Noradrenaline, psychotic decompensation, and drug response in schizophrenia.- 19. The biochemical basis for the antipsychotic effects of neuroleptics.- 20. Schizophrenia: new windows.