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NNDSS Infectious Disease Data Index

Published by Shared CDC, Office of Public Health Data, Surveillance, and Technology (OPHDST) | U.S. Department of Health & Human Services | Catalog Last Checked: September 28, 2026 at 08:25 PM
The National Notifiable Diseases Surveillance System (NNDSS) creates provisional data and annual data for nationally notificable diseases to share information on diseases and conditions.

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