@article{articled2639e6a,
title   = {Can we explain why brazilian babies are becoming lighter?},
author = {Silva, Antonio A. M. and Barbieri, Marco Antonio and Bettiol, Heloisa and Goldani, Marcelo Z. and Rona, Roberto J.},
year = {2004},
doi = {10.1093/ije/dyh101},
journal   = {International Journal of Epidemiology}
}