The Dose Response Relationship between the Serum Levels of Polychlorinated Biphenyls (PCBs) and Polychlorinated Dibenzofurans (PCDFs) and Cytochrome P4501A2 Activity as Determined by the Caffeine Breath Test. Publication Attachment: 94-145.pdf Authors: Lambert, GH, Hsu, CC, Guo, L, Ryan, JJ, Schoeller, DA Year: 1994