Invited Article: Changing Concepts in Parkinson Disease: Moving Beyond the Decade of the Brain
Neurol 70:1996-2003, Marras,C. &Lang,A., 2008
The Nonenvironmental Basis for Rising Mortality from Parkinson's Disease
Arch Neurol 50:653-656, Riggs,J.E., 1993
Update on Parkinson Disease
NY State J Med, 87:147-1531987., Lieberman,A.N., 1987