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Lilienfeld DE, Mandel JS, Coin P, Schuman LM.Lilienfeld DE, et al. Among authors: schuman lm.Br J Ind Med. 1988 May;45(5):283-91. doi: 10.1136/oem.45.5.283.Br J Ind Med. 1988.PMID: 3378008Free PMC article.