Expresses the sense of the Senate that: (1) the Secretary of Defense should reconsider the mandatory nature of the anthrax and smallpox vaccine immunization program pending the development of new and better vaccines that are under development; (2) the Secretary and Board for Correction of Military Records should reconsider adverse actions already taken or intended to be taken against servicemembers for refusing to accept the anthrax or smallpox vaccine; (3) the Secretary of Defense and the intelligence community should reevaluate the threat of anthrax and smallpox attacks on troops in Afghanistan and Iraq; and (4) the Secretary of Veterans Affairs should assess those adverse events being reported with respect to the anthrax and smallpox vaccines, research causal relationships, and estimate a future cost to the Department to treat these conditions.