title: A controlled study of dementia in Parkinson's disease over 54 months.
authors.affiliation: Academic Unit of Psychiatry, Leeds, United Kingdom.
authors.forename: R H
authors.initials: RH
authors.lastname: Mindham
authors.forename: C A
authors.initials: CA
authors.lastname: Biggins
authors.forename: J L
authors.initials: JL
authors.lastname: Boyd
authors.forename: F M
authors.initials: FM
authors.lastname: Harrop
authors.forename: P
authors.initials: P
authors.lastname: Madeley
authors.forename: J I
authors.initials: JI
authors.lastname: Randall
authors.forename: E G
authors.initials: EG
authors.lastname: Spokes
mesh_terms: D000368:Aged; D015331:Cohort Studies; D003704:Dementia / Q000175:diagnosis* / Q000401:mortality / Q000523:psychology; D004185:Disability Evaluation; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008137:Longitudinal Studies; D008297:Male; D008875:Middle Aged; D009460:Neurologic Examination; D009483:Neuropsychological Tests; D010300:Parkinson Disease / Q000175:diagnosis* / Q000401:mortality / Q000523:psychology; D011446:Prospective Studies; D011569:Psychiatric Status Rating Scales; D012307:Risk Factors; D016019:Survival Analysis