Surveillance and Detection
July 24, 2009 is the last day that CDC is providing individual confirmed and probable cases of novel H1N1 influenza. CDC will report the total number of hospitalizations and deaths each week, and continue to use its traditional surveillance systems to track the progress of the novel H1N1 flu outbreak. For more information about CDC's novel H1N1 influenza surveillance system, see Questions & Answers About CDC's Novel H1N1 Influenza Surveillance.
Centers for Disease Control and Prevention H1N1 Surveillance and Detection
CDC Surveillance and Detection Updates
World Health Organization Pandemic (H1N1) Updates
WHO Surveillance and Detection Updates
Visit PandemicFlu.gov for one-stop access to U.S. Government avian and pandemic flu information. HHS is responsible for Pandemic Influenza Planning.
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