Nonmotor Fluctuations in Parkinson's Disease
Neurol 59:408-413, Witjas,T.,et al, 2002
Efficacy, Safety, and Tolerance of the Non-Ergoline Dopamine Agonist Pramipexole in the Treatment of Advanced Parkinson's Disease:A Double Blind, Placebo Controlled, Randomised, Multicentre Study
JNNP 66:436-441, Pinter,M.M.,et al, 1999
Double-Blind Evaluation of Subthalamic Nucleus Deep Brain Stimulation in Advanced Parkinson's Disease
Neurol 51:850-855, Kumar,R.,et al, 1998
Parkinson's Disease
JNNP 57:672-681, Marsden,C.D., 1994