84605 Studies found for: (NOT NOTEXT) [CITATIONS]
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Map Legend
Region Name   Number of Studies
World 84,605  
Africa   [map]   3,109  
Central America   [map]   1,215  
East Asia   [map]   8,103  
Japan 1,401   [studies]
Europe   [map]   25,939  
Middle East   [map]   3,523  
North America 38,382  
Canada   [map]   6,774   [studies]
Greenland 1   [studies]
Mexico 1,384   [studies]
United States   [map]   34,270   [studies]
North Asia   [map]   1,845  
Pacifica   [map]   2,600  
South America   [map]   3,797  
South Asia   [map]   1,629  
Southeast Asia   [map]   2,150  

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