title: Temporally graded semantic memory loss in Alzheimer's disease: cross-sectional and longitudinal studies.
authors.affiliation: University of Toronto and Baycrest Centre for Geriatric Care, Toronto, Canada.
authors.forename: Robyn
authors.initials: R
authors.lastname: Westmacott
authors.forename: Morris
authors.initials: M
authors.lastname: Freedman
authors.forename: Sandra E
authors.initials: SE
authors.lastname: Black
authors.forename: Kathryn A
authors.initials: KA
authors.lastname: Stokes
authors.forename: Morris
authors.initials: M
authors.lastname: Moscovitch