title: Commentary on: Characteristics of two distinct clinical phenotypes in pathologically proven progressive supranuclear palsy: Richardson's syndrome and PSP-parkinsonism, by D. Williams, R. de Silva, D. Paviour, et al. (Brain-2004-01045.R1).
authors.affiliation: Regional Neurosciences Centre, Newcastle General Hospital, Westgate Road, Newcastle upon Tyne NE4 6BE, UK. d.j.burn@ncl.ac.uk
authors.forename: David J
authors.initials: DJ
authors.lastname: Burn
mesh_terms: D000368:Aged; D006801:Humans; D008875:Middle Aged; D020734:Parkinsonian Disorders / Q000145:classification / Q000175:diagnosis; D010641:Phenotype; D013494:Supranuclear Palsy, Progressive / Q000145:classification / Q000175:diagnosis*; D013577:Syndrome