title: Global Deterioration Scale (GDS).
authors.forename: B
authors.initials: B
authors.lastname: Reisberg
authors.forename: S H
authors.initials: SH
authors.lastname: Ferris
authors.forename: M J
authors.initials: MJ
authors.lastname: de Leon
authors.forename: T
authors.initials: T
authors.lastname: Crook
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D000544:Alzheimer Disease / Q000175:diagnosis / Q000523:psychology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011569:Psychiatric Status Rating Scales