@article{Trovato2006,
author = {Trovato, F. and Heyen, N. },
title= {A varied pattern of change of the sex differential in survival in the G7 countries},
year = {2006},
doi = {10.1017/S0021932005007212},
journal = {Journal of Biosocial Science},
volume = {38},
pages = {391--401},
}