@article{Martelin1994,
author = {Martelin, T.},
title= {Mortality by indicators of socioeconomic status among the Finnish elderly},
year = {1994},
doi = {10.1016/0277-9536(94)90190-2},
journal = {Social Science & Medicine},
volume = {38},
number = {9},
pages = {1257--1278},
}