Dementia, VascularDementiaAlzheimer DiseaseDementia, Multi-InfarctCADASILCognition DisordersNeuropsychological TestsLewy Body DiseaseNootropic AgentsAtrophyGalantamineBrainPhenylcarbamatesMagnetic Resonance ImagingCholinesterase InhibitorsCognitionCerebrovascular DisordersMental Status ScheduleApolipoprotein E4Risk FactorsLeukoaraiosisMemory DisordersMild Cognitive ImpairmentLewy BodiesBasal Ganglia Cerebrovascular DiseaseLeukoencephalopathiesIndansAIDS Dementia ComplexAgingBrain IschemiaCerebral InfarctionCerebrovascular CirculationCase-Control StudiesApolipoproteins EMale Urogenital DiseasesCohort StudiesLongitudinal StudiesNerve Fibers, MyelinatedPrevalenceParkinson DiseaseSeverity of Illness IndexAcupuncture PointsAutopsyDisease ProgressionTemporal LobeProspective StudiesBrain InfarctionStrokeIncidenceElectroacupuncture