Invited Article: Changing Concepts in Parkinson Disease: Moving Beyond the Decade of the Brain
Neurol 70:1996-2003, Marras,C. &Lang,A., 2008
Prognostic Significance of the Onset Mode in Parkinsonism
Neurol 43:829-830, Rajput,A.H.,et al, 1993
The Heterogeneity of Parkinson's Disease:Clinical & Prognostic Implications
Neurol 35:522-526, Zetusky,W.J.,et al, 1985