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Geiser M, Rothen-Rutishauser B, Kapp N, Schürch S, Kreyling W, Schulz H, Semmler M, Im Hof V, Heyder J, Gehr P.Geiser M, et al.Environ Health Perspect. 2005 Nov;113(11):1555-60. doi: 10.1289/ehp.8006.Environ Health Perspect. 2005.PMID: 16263511Free PMC article.