@article{article3ad3ae2d,
title   = {Risk factors for the increasing trend in low birth weight among, live births born by vaginal delivery, Brazil},
author = {Barbieri, Marco Antonio and Silva, Antonio A. M. and Bettiol, Heloisa and Gomes, Uilho Antônio},
year = {2000},
doi = {10.1590/s0034-89102000000600006},
journal   = {Revista de Saúde Pública}
}