@article{Freedman2008,
author = {Freedman, V.A. and Martin, L.G. and Schoeni, R.F. and Cornman, J.C.},
title= {Declines in late-life disability: The role of early- and mid-life factors},
year = {2008},
doi = {10.1016/j.socscimed.2007.11.037},
journal = {Social Science & Medicine},
volume = {66},
number = {7},
pages = {1588--602},
}