Parkinson's Disease
Lancet 363:1783-1793, Samii,A.,et al, 2004
T2-weighted MRI Differentiates Multiple System Atrophy from Parkinson's Disease
Neurol 59;1265-1267, Kraft,E.,et al, 2002
Parkinson's Disease
NEJM 339:1044-1053,1130-1143, Lang,A.E.&Lozano,A.M., 1998