Mode of access: Internet from the NCI web site. Address as of 8/14/2008: http://www.cancer.gov/images/Documents/0aac4d9a-425b-4613-81e7-dd1a5bb3734c/Fs2_5%20.pdf; current access available via PURL.
Note
Title from title screen (viewed on Aug. 14, 2008).