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90875 Studies found for: (NOT NOTEXT) [CITATIONS]
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Map Legend
Region Name   Number of Studies
World 90,875  
Africa   [map]   3,379  
Central America   [map]   1,295  
East Asia   [map]   8,837  
Japan 1,530   [studies]
Europe   [map]   27,953  
Middle East   [map]   3,833  
North America 40,694  
Canada   [map]   7,244   [studies]
Greenland 1   [studies]
Mexico 1,500   [studies]
United States   [map]   36,272   [studies]
North Asia   [map]   2,001  
Pacifica   [map]   2,786  
South America   [map]   4,071  
South Asia   [map]   1,744  
Southeast Asia   [map]   2,330  

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