Study of istradefylline in patients with Parkinson's disease on levodopa with motor fluctuations.

Hauser, RA, LM Shulman, JM Trugman, JW Roberts, A Mori, R Ballerini, and NM Sussman. 2008. “Study of Istradefylline in Patients With Parkinson’s Disease on Levodopa With Motor Fluctuations.”. Mov Disord.