%0 Journal Article %T Physical activity, brain tissue microstructure, and cognition in older adults %A Dawe, Robert J. %A Yu, Lei %A Leurgans, Sue E. %A James, Bryan D. %A Poole, Victoria N. %A Arfanakis, Konstantinos %A Schneider, Julie A. %A Bennett, David A. %A Buchman, Aron S. %J PLoS ONE %V 16 %N 7 %D 2021-07-07 %I Public Library of Science %~ DeepDyve