1. Adams, R. D., and Victor, M., 1981, Principles of Neurology, McGraw-Hill, New York.
2. Ayd, F. J., 1961, A survey of drug induced extrapyramidal reactions, J.A.M.A. 175:1054–1060.
3. Baldessarini, R. J., and Tarsy, D., 1978, Tardive dyskinesia, in: Psychopharmacology: A Generation of Progress ( M. A. Lipton, A. Dimascio, and K. R. Killam, eds.), pp. 993–1004, Raven Press, New York.
4. Barbeau, A., Chase, T. N., and Paulson, G. W. (eds.), 1973, Huntington’s Chorea, 1872–1972, Advances in Neurology Series, Vol. 1, Raven Press, New York.
5. Barbeau, A., Growdon, J. H., and Wurtman, R. J. (eds.), 1979, Nutrition and the Brain, Volume 5, Choline and Lecithin in Brain Disorders, Raven Press, New York.