Dioxin and Dibenzofuran Elevation in Humans Following Exposure: Yusho, Agent Orange Exposed Vietnamese, a Phenoxy-Herbicide Exposed American Veteran with Soft Tissue Sarcoma, and Chlorophenol Exposed Agricultural Workers from China Publication Attachment: 93-301.pdf Authors: Schecter, A, Papke, O, Lis, A, Ball, M, Masuda, Y, Ke, J, Le Cao, D, Nguyen, MQ, Quynh, HT Year: 1993