Title from title screen (viewed on Aug. 15, 2008).
"03/12/08."
Mode of access: Internet from the NCI web site. Address as of 8/15/2008: http://www.cancer.gov/images/Documents/00db9359-0a92-4894-b011-0c9245a939d6/Fs1%5F22s.pdf; current access available via PURL.