1961-1975 acute acutemyeloidleukemiainchildren adverseeffects agentorange ancienscombattants biochemistry biologicalsciences cancer childrenofveterans clinical dioxins diseases environmentalexposure etiology exposition(toxicologie) fitness guerreduviêt-nam health healthandhygiene healthaspects healthaspectsofagentorange healthaspectsofdioxins healthaspectsofherbicides healthriskassessment herbicides internalmedicine leukemia medical medicalcare medicaltoxicology medicine:generalissues militarymedicine myeloid nursing occupationaltherapy publichealth respiratoryorgans risquespourlasanté safety tetrachlorodibenzodioxin toxicologie toxicology veterans vietnamconflict vietnameseconflict vietnamwar war warfare évaluation