@article{Preston1998,
author = {Preston, S.  and Hill, M. and Drevenstedt, G.},
title= {Childhood conditions that predict survival to advanced ages among African–Americans},
year = {1998},
doi = {10.1016/S0277-9536(98)00180-4},
journal = {Social Science and Medicine},
volume = {47},
pages = {1231--1246},
}