Title from title screen (viewed on Aug. 12, 2008).
"8/31/04."
Mode of access: Internet from the NCI web site. Address as of 8/12/2008: http://www.cancer.gov/images/Documents/4d9c7199-895b-4e6f-a914-5c8226f2abeb/fs7%5F41.pdf; current access available via PURL.