Cerebellar atrophy demonstrated by computed tomographyWilliam C. Koller, Jacob H. Fox, Sander L. Glatt et al.|Neurology|1981Cited by 90
Apolipoprotein E genotypes in Parkinson's disease with and without dementiaWilliam C. Koller, Gerard D. Schellenberg, Sander L. Glatt et al.|Annals of Neurology|1995Cited by 89
Differentiation of the Dementias of Alzheimer's and Parkinson's Disease with the Dementia Rating ScaleAnthony M. Paolo, William C. Koller, Alexander I. Tröster et al.|Journal of Geriatric Psychiatry and Neurology|1995Cited by 68
Cerebellar atrophy demonstrated by computed tomographyWilliam C. Koller, Jacob H. Fox, Sander L. Glatt et al.|Neurology|1981Cited by 62
Senile gait: Correlation with computed tomographic scansWilliam C. Koller, Jacob H. Fox, Sander L. Glatt et al.|Annals of Neurology|1983Cited by 54