Ten Most Commonly Asked Questions About the Psychiatric Aspects of Parkinson's Disease
The Neurologist 9:50-56, Reich,S.G. & Marsh,L., 2003
Managing the Neuropsychiatric Symptoms of Parkinson's Disease
Neurol 50:S33-S38, Lieberman,A., 1998
Drug Treatment of Parkinson's Disease
BMJ 310:575-579, Quinn,N., 1995