Diniz P Leite, Janaina V R S Amadio, Evelin R Martins, Sara A A Simões, Ana Caroline A Yamamoto, Fábio A Leal-Santos, Doracilde T Takahara and Rosane C Hahn*
* Corresponding author: Rosane C Hahn rchahn@terra.com.br
Journal of Occupational Medicine and Toxicology 2012, 7:11 doi:10.1186/1745-6673-7-11