title: Predictors of dementia in Parkinson disease: a prospective cohort study.
authors: Tokyo, Japan.
authors: Tomoyuki
authors: T
authors: Kawada
authors: Montreal, Canada.
authors: Julius B M
authors: JB
authors: Anang
authors: Montreal, Canada.
authors: Ronald
authors: R
authors: Postuma
mesh_terms: D003704:Dementia / Q000453:epidemiology* / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D010300:Parkinson Disease / Q000150:complications* / Q000453:epidemiology*