@article{articlef6e2d572,
title   = {Air pollution effects on blood markers in traffic controllers},
author = {Braga, A. and Santos, U. and Lin, C. and Pereira, L. and Zanetta, D. and Saldiva, Paulo Hilário Nascimento and Terra Filho, M.},
year = {2003},
journal   = {Epidemiology}
}