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Kemp KA, Sheps DM, Luciak-Corea C, Styles-Tripp F, Buckingham J, Beaupre LA.Kemp KA, et al. Among authors: buckingham j.Occup Med (Lond). 2011 Dec;61(8):556-62. doi: 10.1093/occmed/kqr068. Epub 2011 Oct 19.Occup Med (Lond). 2011.PMID: 22016341Review.