@article{Rodrigues Veiga2004,
author = {Rodrigues Veiga, T. and Guardado Moreira, M. and Fernandes, A.},
title= {Social changes and better health conditions of the Portuguese population, 1974–2000},
year = {2004},
journal = {Hygiea Internationalis},
volume = {4},
number = {1},
pages = {255--276},
}