@misc{miscdd143bac,
title   = {Out-of pocket healthcare expenditure associated to obesity in Brazil: an evaluation based on Household Budget surgery2008-2009},
author = {Canella, D. S. and Novaes, H. M. D. and Levy, R. B.},
year = {2013},
booktitle   = {European Nutrition Conference (FENS)}
}