1. Ahoxuma, I. P. and Kogan, B. M. Some characteristics of dopamine metabolism in schizophrenia. Zhumal Neuropatol i Psikh S,S. Korsakova (Russian), 81:1332–1347, 1981.
2. Andén, Fuxe, K., Bamberger, B., and Hokfelt, T. A quantitative study on the nigro-neostriatal dopamine neuron system in the rat. Acta Physiol Scand 67:306–312, 1966.
3. Andreasen, N. C., Olsen, S. A., Dennert, J. W., and Smith M. R. Ventricular enlargement in schizophrenia: Relationship to positive and negative symptoms. Am. J. Psych, 132:291–302, 1982.
4. Benes, P., Sunderland, P., Jones, B. D., LeMay, M., Cohen, B. M., and Lipin- ski, J. F. Normal ventricles in schizophrenia. Br. J. Psych, 141:90–93, 1982.
5. Birkhauser, V. H. Cholinesterase and monoamine oxidase in the central nervous system.Schweizerishe Medizinishe Wochenschrift 71:150–152, 1941.