1. Combined Effect of Age and Severity on the Risk of Dementia in Parkinson's Disease Levy, Gilberto; Schupf, Nicole; Tang, Mingxin; Cote, Lucien J.; Louis, Elan D.; Mejia-Santana, Helen; Stern, Yaakov; Marder, Karen 2002 Articles NeurologyDementiaParkinson's diseaseAging
2. Do risk factors for Alzheimer's disease predict dementia in Parkinson's disease? An exploratory study Levy, Gilberto; Tang, Ming-Xin; Cote, Lucien J.; Louis, Elan D.; Alfaro, Brenda; Mejia, Helen; Stern, Yaakov; Marder, Karen 2002 Articles NeurologyCognition
3. Memory and Executive Function Impairment Predict Dementia in Parkinson's Disease Levy, Gilberto; Jacobs, Diane; Tang, Mingxin; Cote, Lucien J.; Louis, Elan D.; Alfaro, Brenda; Mejia-Santana, Helen; Stern, Yaakov; Marder, Karen 2002 Articles Movement disordersParkinson's diseaseExecutive functions (Neuropsychology)DementiaNeurology
4. The Association of Incident Dementia with Mortality in PD Levy, Gilberto; Tang, Mingxin; Louis, Elan D.; Cote, Lucien J.; Alfaro, Brenda; Mejia-Santana, Helen; Stern, Yaakov; Marder, Karen 2002 Articles NeurologyParkinson's disease--PatientsCognitionDementiaMortality
5. Motor Impairment in PD: Relationship to Incident Dementia and Age Levy, Gilberto; Tang, Mingxin; Cote, Lucien J.; Louis, Elan D.; Alfaro, Brenda; Mejia-Santana, Helen; Stern, Yaakov; Marder, Karen 2000 Articles NeurologyParkinson's disease--PatientsDementiaAgingMovement disorders