Experts answer your questions. The growing controversy over the Anthrax vaccine . Gulf War Syndrome Update. Chemical weapons debate .
Chemical weapons vote.
Browse the NewsHour's coverage of defense and health . In addition to the Department of Defense, other agencies and groups advocate or support the use of the anthrax vaccine. Evidence for the efficacy of the anthrax vaccine is sufficient for it to be included in standard medical reference books in the United States and around the world. Abram S. Benenson, ed. Anthrax as a biological weapon.