MAPT and progressive supranuclear palsy: Williams Williams DR DR Holton Holton JL JL Strand Strand C C Pathological tau burden and distribution distinguishes progressive supranuclear palsy-parkinsonism from Richardson’s syndrome Pathological tau burden and distribution distinguishes progressive supranuclear palsy-parkinsonism from Richardson’s syndrome Brain Brain 2007 2007 130 130 1566 1566 1576 1576 10.1093/brain/awm104 10.1093/brain/awm104 supplied-pmid 17525140?