TLVs and BEIs: threshold limit values for chemical substances and physical agents and biological exposure indices: 2011 TLVs and BEIs: threshold limit values for chemical substances and physical agents and biological exposure indices: 2011

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• AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS; American Conference of Governmental Industrial Hygienists. Cincinnati, Ohio: ACGIH, 2011, 978-1-607260-28-8