Occupational airborne contamination in South Brazil: 2. Oxidative stress detected in the blood of workers of incineration of hospital residues - Possamai, F. P.; Avila Junior, S.; Budni, P.; Backes, P.; Parisotto, E. B.; Rizelio, V. M.; Torres, Moacir Aluísio; Colepicolo, Pio; Wilhelm Filho, Danilo (Ecotoxicology, 2009)