Tracking the progress of H1N1 swine flu
This map and the data behind it were compiled by Dr. Henry Niman, a biomedical researcher in Pittsburgh, Pennsylvania, using technology provided by Rhiza and Google. The map is compiled using data from official sources, news reports and user-contributions, which were updated multiple times per day in 2009.
The data and maps on this site are no longer updated, and Rhiza does not monitor or moderate the forums in any way. If you have questions or concerns, contact Dr. Niman.