Introductory Information

This website is archived for historical purposes and is no longer being maintained or updated.

You may also download a PDF version [227KB] for Adobe Acrobat Reader or a PostScript version [517KB] of the introductory information. Acknowledgements are included in the files.

Page last reviewed: November 17, 1999 (archived document)
Content source:
- Centers for Disease Control and Prevention
- Page maintained by: Office of Associate Director of Communication, Division of Public Affairs