Carbon monoxide poisoning [electronic resource] : sounding the alarm on a silent killer : hearing before the Subcommittee on Consumer Protection, Product Safety, and Insurance of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eleventh Congress, first session, December 17, 2009.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2010.