1. Controversies in animal models of tardive dyskinesia;CG, I.Goetz; HL, Klawans,1982
2. Lateralization of neurolepticinduced dyskinesia indicates pharmacologic asymmetry in the brain;Waziri, R.;PsY'clhopharmacol,1980
3. The extrapyramidal disorders;Fahn, S.
4. Section 5 from Ceilds Textbook of Medlicine,1985
5. Sir: Chorea is a well recognised but rare accompaniment of systemic lupus erythematosus (SLE) and may occasionally be the only neurological feature.tl The pathogenesis is obscure but recently an association with the lupus anticoagulant has been suggested.' I report the case of a young women with acute chorea in whom the presence of the lupus anticoagulant was the only serological abnormality. She had the other nerves were unremarkable;normal, all