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Jafta N, Batterman SA, Gqaleni N, Naidoo RN, Robins TG.Jafta N, et al. Among authors: naidoo rn.Am J Ind Med. 2012 Dec;55(12):1110-21. doi: 10.1002/ajim.22081. Epub 2012 Jun 5.Am J Ind Med. 2012.PMID: 22674665Free PMC article.