Excessive Daytime Sleepiness and Subsequent Development of Parkinson Disease
Neurol 65:1442-1446, Abbott,R.D.,et al, 2005
Long-Term Effect of Initiating Pramipexole vs Levodopa in Early Parkinson Disease
Arch Neurol 66:563-570, Parkinson Sutdy Group CALM Cohort Investigators, 2009
Comparison of Therapeutic Effects & Mortality Data of Levodopa & Levodopa with Selegiline in Pts with Early, Mild Parkinson's
BMJ 311:1602-1607, 15831995., Lee,A.J.,et al, 1995
Parkinson's Disease
JNNP 57:672-681, Marsden,C.D., 1994