%0 Generic %T Progress since September 11th protecting public health and safety of the responders and residents : hearing before the Subcommittee on National Security, Emerging Threats, and International Relations of the Committee on Government Reform, House of Representatives, One Hundred Ninth Congress, second session, September 8, 2006. %U https://ezaccess.libraries.psu.edu/login?url=http://congressional.proquest.com/congcomp/getdoc?HEARING-ID=HRG-2006-HGR-0078