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Bono R, Vincenti M, SchilirĂ² T, Traversi D, Pignata C, Scursatone E, Dotti G, Gilli G. Cotinine and N-(2-hydroxyethyl)valine as markers of passive exposure to tobacco smoke in children. Journal of Exposure Science & Environmental Epidemiology. 2004 Mar 17;15(1):66–73. doi: 10.1038/sj.jea.7500344. |