Chemical Warfare AgentsChemical WarfareMustard GasBiological WarfareChlorineSarinPhosphoric Triester HydrolasesSomanMilitary ScienceHuman ExperimentationOrganothiophosphorus CompoundsDecontaminationOrganophosphatesOrganophosphorus CompoundsChlorine CompoundsVeteransCholinesterase InhibitorsIraqSalivary Gland DiseasesBiological Warfare AgentsMilitary MedicineButyrylcholinesterasePersian Gulf SyndromeBurns, ChemicalEye BurnsPsychological Warfare