Parkinsons Disease
Lancet 373:2055-2066, Lees,A.J.,et al, 2009
Invited Article: Changing Concepts in Parkinson Disease: Moving Beyond the Decade of the Brain
Neurol 70:1996-2003, Marras,C. &Lang,A., 2008
The Parkinsons Complex: Parkinsonism Is Just the Tip of the Iceberg
Ann Neurol 59:591-596, Langston,J.W., 2006