The National Center for Infectious Diseases (NCID) has been officially reorganized and as a result its former divisions and programs have been realigned into multiple new national centers. Any reference in this site to "NCID" is no longer accurate. The content is being repurposed and this portion of the CDC site remains posted for archive purposes only.
Archive: Former NCID Website
Portions of the old NCID website are being kept online temporarily for purely archival purposes.