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von Essen SG, Thompson AB, Robbins RA, Jones KK, Dobry CA, Rennard SI.von Essen SG, et al. Among authors: rennard si.Am J Ind Med. 1990;17(1):75-6. doi: 10.1002/ajim.4700170119.Am J Ind Med. 1990.PMID: 2305797No abstract available.