Pandemic influenza : state and local efforts to prepare : hearing before the Ad Hoc Subcommittee on State, Local, and Private Sector Preparedness and Integration of the Committee on Homeland Security and Governmental Affairs, United States Senate, One Hundred Tenth Congress, first session, October 3, 2007.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2008.