title: Bioterrorism watch. Winds of war: researchers track airborne anthrax.
mesh_terms: D000391:Air Microbiology; D000881:Anthrax / Q000635:transmission*; D001408:Bacillus anthracis / Q000254:growth & development / Q000302:isolation & purification; D023482:Bioterrorism; D002170:Canada; D006801:Humans; D013171:Spores, Bacterial