1. Faculty of Health, Pharmaceutical Sciences Department, University of Brasília, Brasilia, Brazil
2. Faculty of Ceilandia, Public Health Department, University of Brasília, Brasilia, Brazil
3. Nickel Institute, Belgian Center for Occupational Hygiene, Leuven, Belgium
4. USC, Keck School of Medicine, Department of Population and Public Health Sciences, Los Angeles, CA, USA
5. School of Occupational and Public Health, Ryerson University, Toronto, Canada
6. Department of Statistics, State University of Londrina, Londrina, PR, Brazil
7. Albert Einstein College of Medicine, Department of Molecular Pharmacology, Bronx, NY, USA
8. Faculty of Ceilândia, Pharmacy Department, University of Brasília, Brasília, Brazil