Letovsky SI, Whitehead SH, Paik CH, Miller GA, Gerber J, Herskovits EH, Fulton TK, Bryan RN. A brain image database for structure/function analysis. AJNR Am J Neuroradiol. 1998  ;19(10):1869-77.

Raji CA, Lopez OL, Kuller LH, Carmichael OT, Becker JT. Age, Alzheimer disease, and brain structure. Neurology. 2009  ;73(22):1899-905.

Lee C, Lopez OL, Becker JT, Raji C, Dai W, Kuller LH, H Gach M. Imaging cerebral blood flow in the cognitively normal aging brain with arterial spin labeling: implications for imaging of neurodegenerative disease. J Neuroimaging. 2009  ;19(4):344-52.

Erickson KI, Raji CA, Lopez OL, Becker JT, Rosano C, Newman AB, Gach HM, Thompson PM, Ho AJ, Kuller LH. Physical activity predicts gray matter volume in late adulthood: the Cardiovascular Health Study. Neurology. 2010  ;75(16):1415-22.

Ho AJ, Raji CA, Becker JT, Lopez OL, Kuller LH, Hua X, Dinov ID, Stein JL, Rosano C, Toga AW, et al. The effects of physical activity, education, and body mass index on the aging brain. Hum Brain Mapp. 2011  ;32(9):1371-82.