@article{Melzer2001,
author = {Melzer, D. and Izmirlian, G. and Leveille, S.G. and Guralnik, J.M.},
title= {Educational differences in the prevalence of mobility disability in old age: the dynamics of incidence, mortality and recovery},
year = {2001},
journal = {Journal of Gerontology},
volume = {56B},
number = {5},
pages = {S294--S301},
}