Homeland security : improving public health surveillance : hearing before the Subcommittee on National Security, Emerging Threats and International Relations of the Committee on Government Reform, House of Representatives, One Hundred Eighth Congress, first session, May 5, 2003.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2003.
