File:W curve.png

Summary

Description
English: Figure 2. "U-" and "W-" shaped combined influenza and pneumonia mortality, by age at death, per 100,000 persons...
Deutsch: Abbildung 2. "U-" und "W-" Kurven der Todesrate von Grippe und Lungenentzündung über dem Todesalter, auf je 100.000 Personen bezogen
Source

Transferred from en.wikipedia to Commons by Leptictidium using CommonsHelper.

Source: https://www.cdc.gov/ncidod/EID/vol12no01/05-0979.htm (fig. 2) - Taken from "1918 Influenza: the Mother of All Pandemics" Jeffery K. Taubenberger and David M. Morens
Author CDC is author
Other versions
This biology image could be re-created using vector graphics as an SVG file. This has several advantages; see Commons:Media for cleanup for more information. If an SVG form of this image is available, please upload it and afterwards replace this template with {{vector version available|new image name}}.
It is recommended to name the SVG file “W curve.svg”—then the template Vector version available (or Vva) does not need the new image name parameter.
Category:Biology images that should use vector graphics#%20W%20curve.pngCategory:PNG that should use vector graphics

Licensing

Public domain This chart is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship. For more information, see Commons:Threshold of originality § Charts

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Category:PD chart#W%20curve.png

Original upload log

The original description page was here. All following user names refer to en.wikipedia.
  • 2006-10-26 16:01 TimVickers 600×424× (20426 bytes) CDC is author, Taken from "1918 Influenza: the Mother of All Pandemics" Jeffery K. Taubenberger and David M. Morens, http://www.cdc.gov/ncidod/EID/vol12no01/05-0979.htm
Category:Spanish flu Category:Mortality Category:Disasters Category:Human behavior Category:Unidentified human behavior Category:Avian influenza Category:Pandemic statistics Category:Medical diagrams
Category:Avian influenza Category:Biology images that should use vector graphics Category:Disasters Category:Human behavior Category:Medical diagrams Category:Mortality Category:PD chart Category:PNG that should use vector graphics Category:Pandemic statistics Category:Spanish flu Category:Unidentified human behavior