%0 Journal Article %T Genetic and Environmental Links Between Cognitive and Physical Functions in Old Age %A Johnson, Wendy %A Deary, Ian J. %A McGue, Matt %A Christensen, Kaare %J The Journals of Gerontology Series B: Psychological Sciences and Social Sciences %V 64B %N 1 %P 65-72 %@ 1079-5014 %D 2009-01-01 %I Oxford University Press %~ DeepDyve