@article{King2011,
author = {King, A.C. and Sallis, J.F. and Frank, L.D. and Saelens, B.E. and Cain, K. and Conway, T.L. and Chapman, J.E. and Ahn, D.K. and Kerr, J.},
title= {Aging in neighborhoods differing in walkability and income: Associations with physical activity and obesity in older adults},
year = {2011},
doi = {10.1016/j.socscimed.2011.08.032},
journal = {Social Science & Medicine},
volume = {73},
number = {10},
pages = {1525--1533},
}