Aarsland, D Donepezil for cognitive impairment in Parkinson's disease: a randomised controlled study. [electronic resource] - Journal of neurology, neurosurgery, and psychiatry Jun 2002 - 708-12 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0022-3050 Standard No.: 10.1136/jnnp.72.6.708 doi Subjects--Topical Terms: Administration, OralAgedAged, 80 and overCholinesterase Inhibitors--administration & dosageCognition Disorders--drug therapyCross-Over StudiesDonepezilDose-Response Relationship, DrugDouble-Blind MethodFemaleHumansIndans--administration & dosageMaleMental Status ScheduleMiddle AgedParkinson Disease--complicationsPiperidines--administration & dosageTreatment Outcome