Bibliography
- Adams RD, Victor M. Principles of neurology. New York: McGraw-Hill, 1985
- Asbury AK, McKhann GM, McDonald WI, eds. Diseases of the nervous system: clinical neurobiology. Philadelphia: WB Saunders, 1986
- Koller WC, ed. Handbook of Parkinson's disease. New York: Marcel Dekker, 1987
- Stern GM, ed. Parkinson's disease. Baltimore: Johns Hopkins Univ Press, 1990 (Johns Hopkins series in contemporary medicine and public health)
- Weiner WJ, Lange AE. Movement disorders: a comprehensive survey. Mount Kisco, NY: Futura, 1989