Description
Item Description:Title from title screen (viewed June 7, 2007).
"June 23, 2006."
Electronic resource.
Physical Description:32 pages : digital, PDF file.
Format:Mode of access: Internet from the CDC web site. Address as of 6/07/2007: http://www.cdc.gov/nchs/data/ad/ad372.pdf; current access is available via PURL.
Bibliography:Includes bibliographical references (pages 9-10).