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161627 Studies found for: Group
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Map Legend
Region Name   Number of Studies
World 161,627  
Africa   [map]   4,597  
Central America   [map]   1,803  
East Asia   [map]   18,252  
Japan 3,239   [studies]
Europe   [map]   44,641  
Middle East   [map]   6,788  
North America 74,782  
Canada   [map]   11,909   [studies]
Greenland 1   [studies]
Mexico 2,089   [studies]
United States   [map]   67,285   [studies]
North Asia   [map]   3,201  
Pacifica   [map]   4,293  
South America   [map]   5,945  
South Asia   [map]   2,531  
Southeast Asia   [map]   3,378  

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