@article{Wolff2005,
author = {Wolff, J.L. and Boult, C. and Boyd, C. and Anderson, G.},
title= {Newly reported chronic conditions and onset of functional dependency},
year = {2005},
doi = {10.1111/j.1532-5415.2005.53262.x},
journal = {Journal of the American Geriatrics Society},
volume = {53},
number = {5},
pages = {851--855},
}