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Kociba RJ, Keyes DG, Jersey GC, Ballard JJ, Dittenber DA, Quast JF, Wade CE, Humiston CG, Schwetz BA.Kociba RJ, et al.Am Ind Hyg Assoc J. 1977 Nov;38(11):589-602. doi: 10.1080/00028897708984403.Am Ind Hyg Assoc J. 1977.PMID: 930808