1. Aghajanian, G. K., Sprouse, J. S., Sheldon, P., & Rasmussen, K. (1990). Electrophysiology of the central serotonin system: Receptor subtypes and transducer mechanisms. In P. M. Whitaker-Azmitia & S. J. Peroutka (Eds.), The neuropharmacology of serotonin. Annals of the New York Academy of Sciences, 600, 93–103.
2. Alexander, G. E., DeLong, M. R., & Strick, P. L. (1986). Parallel organization of functionally segregated circuits linking basal ganglia and cortex. Annual Review of Neuroscience, 9, 357–381.
3. American Psychiatric Association (1987). Diagnostic and statistical manual of mental disorders, 3rd Edition, Revised. Washington, DC: Author.
4. American Psychiatric Association (1993). DSM-IV draft criteria. Washington, DC: Author.
5. Bach-Y-Rita G., Lion, J. R., & Ervin, E R. (1970). Pathological intoxication: Clinical and electroencephalographic studies. American Journal of Psychiatry,127, 158–163.