@article{articlebf0b7976,
title   = {First detection of lead in black paper from intraoral film an environmental concern},
author = {Guedes, Débora Fernandes Costa and Silva, Reginaldo Santana da and Veiga, Márcia Andreia Mesquita Silva da and Pécora, Jesus Djalma},
year = {2009},
doi = {10.1016/j.jhazmat.2009.05.047},
journal   = {Journal of Hazardous Materials}
}