Feeney, Joanne and Finucane, Ciarán and Savva, George M. and Cronin, Hilary and Beatty, Stephen and Nolan, John M. and Kenny, Rose Anne (2013) Low macular pigment optical density is associated with lower cognitive performance in a large, population-based sample of older adults. Neurobiology of Aging, 34 (11). pp. 2449-2456. ISSN 0197-4580