Clinical Diagnosis of the Dyskinesias
Med Clin of North Am 56:1321, Duvoisin,R., 1972
Tetrabenazine Therapy of Dystonia, Chorea, Tics, & Other Dyskinesias
Neurol 38:391-394, Jankovic,J.&Orman,J., 1988
Diseases of the Extrapyramidal System
Disease-a-month-Jan 1970., Klawans,H.,et al, 1970
Diseases of the Basal Ganglia-Their Relation to Disorders of Movement
Lancet 1099, 1960, Nov., Denny-Brown,D., 1960