Figure 2: Global richness map of the geographic origins of EID events from 1940 to 2004. | Nature

Figure 2: Global richness map of the geographic origins of EID events from 1940 to 2004.

From: Global trends in emerging infectious diseases

Figure 2

The map is derived for EID events caused by all pathogen types. Circles represent one degree grid cells, and the area of the circle is proportional to the number of events in the cell.

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