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137201 Studies found for: United States

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Map Legend
Region Name Number of Studies
World 137,201
Africa [map] 1,951
Central America [map] 2,437
East Asia [map] 4,226
Japan 1,929 [studies]
Europe [map] 11,872
Middle East [map] 3,252
North America 137,201
Canada [map] 9,003 [studies]
Mexico 2,090 [studies]
United States [map] 137,201 [studies]
North Asia [map] 3,462
Pacifica [map] 4,733
South America [map] 3,513
South Asia [map] 1,279
Southeast Asia [map] 1,885

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

Studies with no locations are not included in the counts or on the map.

Studies with multiple locations are included in each region containing locations.