@article{Grundy2000,
author = {Grundy, E. and Glaser, K.},
title= {Socio-demographic differences in the onset and progression of disability in early old age: A longitudinal study},
year = {2000},
doi = {10.1093/ageing/29.2.149},
journal = {Age and Ageing},
volume = {29},
pages = {149--157},
}