Emerg Infect DiseidEmerging Infectious Diseases1080-60401080-6059Centers for Disease Control104589572627749Research ArticlePotential biological weapons threats.KortepeterM. G.Mark_Kortepeter@DET.AMEDD.ARMY.MILParkerG. W.U.S. Army Medical Research Institute of Infectious Diseases, Fort Detrick, Maryland 21702-5011, USA.Jul-Aug199954523527