1. Covariance PET Patterns in Early Alzheimer's Disease and Subjects with Cognitive Impairment but No Dementia: Utility in Group Discrimination and Correlations with Functional Performance Scarmeas, Nikolaos; Habeck, Christian G.; Zarahn, Eric; Anderson, Karen E.; Park, Aileen; Hilton, H. John; Pelton, Gregory; Tabert, Matthias H.; Honig, Lawrence S.; Moeller, James R.; Devanand, Devangere P.; Stern, Yaakov 2004 Articles NeurosciencesAlzheimer's diseaseBrain--ImagingCognitionTomography, Emission
2. Cognitive Reserve Modulates Functional Brain Responses During Memory Tasks: A Pet Study in Healthy Young and Elderly Subjects Scarmeas, Nikolaos; Zarahn, Eric; Anderson, Karen E.; Hilton, H. John; Flynn, Joseph; Van Heertum, Ronald L.; Sackeim, Harold A.; Stern, Yaakov 2003 Articles NeurosciencesCognitionBrain--ImagingBrain--AgingTomography, EmissionMemory--Testing