Mode of access: Internet from the CFSAN web site. Address as of 2/26/09: http://www.cfsan.fda.gov/~dms/avfluqa.html; current access available via PURL.
Note
Title from title screen (viewed on Feb. 26, 2009).
"March 29, 2004; updated September 14, 2006, and October 19, 2006."