1. β-Amyloid Deposition Is Associated with Decreased Right Prefrontal Activation during Task Switching among Cognitively Normal Elderly Oh, Hwamee; Steffener, Jason; Razlighi, Qolamreza R.; Habeck, Christian G.; Stern, Yaakov 2016 Articles CognitionAmyloid beta-proteinAlzheimer's diseaseNeurosciences