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Housley DG, Bérubé KA, Jones TP, Anderson S, Pooley FD, Richards RJ.Housley DG, et al. Among authors: richards rj.Occup Environ Med. 2002 Jul;59(7):466-72. doi: 10.1136/oem.59.7.466.Occup Environ Med. 2002.PMID: 12107295Free PMC article.