@article{Kołodziej2008,
author = {Kołodziej, H. and Łopuszańska, M. and Jankowska, E.},
title= {Decrease in sex difference in premature mortality during system transformation in Poland},
year = {2008},
doi = {10.1017/S0021932007002453},
journal = {Journal of Biosocial Science},
volume = {40},
pages = {297--312},
}