David R. Williams

Phenotype, genotype, and worldwide genetic penetrance of LRRK2-associated Parkinson's disease: a case-control study

Daniel G. Healy, Mario Falchi, Sean S. O’Sullivan et al. · The Lancet Neurology · 2008 · 1.5K citations · Full text

Characteristics of two distinct clinical phenotypes in pathologically proven progressive supranuclear palsy: Richardson's syndrome and PSP-parkinsonism

David R. Williams, Rohan de Silva, Dominic Paviour et al. · Brain · 2005 · 718 citations · Full text

Motor Dysfunction, Distinct Clinical Phenotypes, Neurological Disorder +18

Clinical outcomes of progressive supranuclear palsy and multiple system atrophy

S. S. O'Sullivan, Luke A. Massey, David R. Williams et al. · Brain · 2008 · 412 citations · Full text

Pathological tau burden and distribution distinguishes progressive supranuclear palsy-parkinsonism from Richardson's syndrome

David R. Williams, Janice L. Holton, Catherine Strand et al. · Brain · 2007 · 409 citations · Full text

Nonmotor symptoms as presenting complaints in Parkinson's disease: A clinicopathological study

Sean S. O’Sullivan, David R. Williams, David A. Gallagher et al. · Movement Disorders · 2007 · 285 citations · Full text

Motor Dysfunction, Neurological Disorder, Corticobasal Degeneration +22