Ances, B. M., Liang, C. L., Leontiev, O., Perthen, J. E., Fleisher, A. S., Lansing, A. E., & Buxton, R. B. (2008). Effects of aging on cerebral blood flow, oxygen metabolism, and blood oxygenation level dependent responses to visual stimulation. Wiley Subscription Services, Inc., A Wiley Company.

Ances, Beau M., Christine L. Liang, Oleg Leontiev, Joanna E. Perthen, Adam S. Fleisher, Amy E. Lansing, ja Richard B. Buxton. Effects of Aging On Cerebral Blood Flow, Oxygen Metabolism, and Blood Oxygenation Level Dependent Responses to Visual Stimulation. Wiley Subscription Services, Inc., A Wiley Company, 2008.

Ances, Beau M., et al. Effects of Aging On Cerebral Blood Flow, Oxygen Metabolism, and Blood Oxygenation Level Dependent Responses to Visual Stimulation. Wiley Subscription Services, Inc., A Wiley Company, 2008.