@article{Romoren2003,
author = {Romoren, T.I. and Blekeseaune, M.},
title= {Trajectories of disability among the oldest old},
year = {2003},
doi = {10.1177/0898264303253633},
journal = {Journal of Aging and Health},
volume = {15},
number = {3},
pages = {548--566},
}