title: Dementia in Parkinson's disease.
authors.forename: A W
authors.initials: AW
authors.lastname: de Weerd
authors.forename: W V
authors.initials: WV
authors.lastname: Perquin
mesh_terms: D003704:Dementia / Q000503:physiopathology*; D004569:Electroencephalography; D006801:Humans; D010300:Parkinson Disease / Q000503:physiopathology*