The mapping out of environmental levels of dioxin contamination by use of pooled whole blood throughout a country: Viet Nam, a case study Publication Attachment: 92-230.pdf Authors: Schecter, A, Papke, O, Ball, M, Hoang, DC, Le, CD, Hoang, TQ, Ding, QM, Nguyen, NTP, Huynh, KC, Pham, HP Year: 1992