SOME PRELIMINARY STUDIES ON RESIDUAL OF DIOXIN (2,3,7,8-TCDD) USED IN VIETNAM WAR AT VIETNAM-LAOS BORDER (KONTUM-QUANGNAM PROVINCES AND LONGTERM EFFECTS OF DIOXIN INTO NATURAL ECOSYSTEMS AND BIODIVERSITY IN THIS AREA Publication Attachment: 09-1.pdf Authors: Le, XC, Ho, TH, Ta, HT, Do, HT Year: 2009