Description
Item Description:Title from PDF title page (viewed on Apr. 6, 2009).
"Draft guidance."
"September 2008."
Electronic resource.
Physical Description:18 pages : digital, PDF file.
Format:Mode of access: Internet at the FDA OCM web site. Address as of 4/06/09: http://www.fda.gov/oc/combination/contrastimg.pdf ; current access is available via PURL.