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167789 Studies found for: Group
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Map Legend
Region Name   Number of Studies
World 167,789  
Africa   [map]   4,894  
Central America   [map]   1,850  
East Asia   [map]   19,182  
Japan 3,327   [studies]
Europe   [map]   46,407  
Middle East   [map]   7,136  
North America 76,935  
Canada   [map]   12,228   [studies]
Greenland 1   [studies]
Mexico 2,161   [studies]
United States   [map]   69,218   [studies]
North Asia   [map]   3,317  
Pacifica   [map]   4,424  
South America   [map]   6,130  
South Asia   [map]   2,648  
Southeast Asia   [map]   3,493  

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