@article{Dupre2012,
author = {Dupre, M.E. and Gu, D. and Vaupel, J.W.},
title= {Survival differences among native-born and foreign-born older adults in the United States},
year = {2012},
doi = {10.1371/journal.pone.0037177},
volume = {7},
number = {5},
pages = {37177},
}