Editors' Pick Depressive Symptoms and Biomarkers of Alzheimer's Disease in Cognitively Normal Older Adults. Donovan NJ, Hsu DC, Dagley AS, Schultz AP, Amariglio RE, Mormino EC, Okereke OI, Rentz DM, Johnson KA, Sperling RA, et al. J Alzheimers Dis. 2015 Feb 19. PMID: 25697700. Abstract