@article{Hoffmann2011,
author = {Hoffmann, R. },
title= {Illness, not age, is the leveler of social mortality differences in old age},
year = {2011},
doi = {10.1093/geronb/gbr014},
journal = {The Journals of Gerontology Series B: Psychological Sciences and Social Sciences },
volume = {66},
number = {3},
pages = {374--379},
}