@article{Freedman2004,
author = {Freedman, V. A. and Crimmins, E. and Schoeni, R. F. and Spillman, B. C. and Aykan, H. and Kramarow, E. and Land, K. and Lubitz, J. and Manton, K. and Martin, L. G. and Shinberg, D. and Waidmann, T.},
title= {Resolving inconsistencies in trends in old-age disability: Report from a technical working group},
year = {2004},
doi = {10.1353/dem.2004.0022},
journal = {Demography},
volume = {41},
pages = {417--441},
}