U.S. Department of Health and Human Services Centers for Disease Control and Prevention Web Site 20010914224226 20011217214607 eng text/html CDC, a Web Site produced by U.S. Department of Health and Human Services Centers for Disease Control and Prevention, a Federal government agency, is part of the Library of Congress September 11 Web Archive and preserves the web expressions of individuals, groups, the press and institutions in the United States and from around the world in the aftermath of the attacks in the United States on September 11, 2001. Bioterrorism September 11 Terrorist Attacks, 2001 http://www.loc.gov/minerva/collect/sept11/ cdc.gov/ http://wasearch.loc.gov/sep11/2001*sa_/cdc.gov/ None 20030915000000 '20060717174614' 0408