@article{article081e8031,
title   = {A multilevel model for the study of breastfeeding determinants in Brazil},
author = {Wenzel, Daniela and Ocaña-Riola, Ricardo and Maroto-Navarro, Gracia and Souza, Sonia Buongermino de},
year = {2010},
doi = {10.1111/j.1740-8709.2009.00206.x},
journal   = {Maternal & Child Nutrition}
}