@article{articlee79e6e6b,
title   = {Effectiveness of influenza vaccination and its impact on health inequalities},
author = {Antunes, José Leopoldo Ferreira and Waldman, Eliseu Alves and Borrell, Carme and Paiva, Terezinha Maria},
year = {2007},
doi = {10.1093/ije/dym208},
journal   = {International Journal of Epidemiology}
}