Does timing and dosage of levodopa modify drug-induced dyskinesias and motor fluctuations? 1 We declare that this article has not been submitted for consideration in any other publication. However, this work has been presented in poster form in the XIIth International Symposium on Parkinson's Disease in London, 24 March 1997 and the abstract published in Movement Disorders 1997;12 Suppl 1:112. 1