John L Hick1, Dan Hanfling, Brooke Courtney, Nicole Lurie. 1. From the Department of Emergency Medicine, University of Minnesota, and the Hennepin County Medical Center - both in Minneapolis (J.L.H.); the Department of Emergency Medicine, George Washington University (D.H.), and the Office of the Assistant Secretary for Preparedness and Response, Department of Health and Human Services (N.L.) - both in Washington, DC; Inova Health System, Falls Church, VA (D.H.); and the Office of Counterterrorism and Emerging Threats, Food and Drug Administration, Silver Spring, MD (B.C.).