Description
Item Description:Title from PDF title page (viewed on Mar. 23, 2009).
"January 5, 2009."
Electronic resource.
Physical Description:34 pages : digital, PDF file.
Format:Mode of access: Internet at the FDA Web site. Address as of 3/23/09: http://www.fda.gov/cdrh/oivd/guidance/1660.pdf ; current access is available via PURL.
Bibliography:Includes bibliographical references (page 27).