Chemical risk assessment [electronic resource] : what works for jobs and the economy? : hearing before the Subcommittee on Environment and the Economy of the Committee on Energy and Commerce, House of Representatives, One Hundred Twelfth Congress, first session, October 6, 2011.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
