DescriptionWeekly excess flu death rates per 100,000 for 4 US cities final 16 weeks of 1918.png
English: Comparison of Boston, Philadelphia, St. Louis, and Seattle death rates for the last 16 weeks of 1918 during the 1918 influenza pandemic.
Based upon 10941Table11.xls from *Hatchett, Richard J. (2007-04-06). "Public health interventions and epidemic intensity during the 1918 influenza pandemic". Proceedings of the National Academy of Sciences104 (18): 7582–7587. Proceedings of the National Academy of Sciences. DOI:10.1073/pnas.0610941104. ISSN0027-8424.
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