United States Environmental Protection Agency / US Department of Agriculture / office of Health Affairs / World Health Organization / Food and Drug Administration / US Environmental Protection Agency / Transportation Security Administration / Massachusetts Emergency Management Agency / Food and Agriculture Organization of the United Nations / European Union / Department of Homeland Security / Science & Technology Directorate / Massachusetts Department of Public Health / Department of Homeland Security Science and Technology Directorate / Massachusetts Bay Transit Authority / Centers for Disease Control and Prevention / /
U.S. Department of Homeland Security Science and Technology Directorate Draft Environmental Assessment for Bacillus subtilis Particles to Challenge Bio-Detection Sensors in Subway Stations