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87569 Studies found for: (NOT NOTEXT) [CITATIONS]
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Map Legend
Region Name   Number of Studies
World 87,569  
Africa   [map]   3,229  
Central America   [map]   1,255  
East Asia   [map]   8,413  
Japan 1,462   [studies]
Europe   [map]   26,913  
Middle East   [map]   3,660  
North America 39,572  
Canada   [map]   7,019   [studies]
Greenland 1   [studies]
Mexico 1,440   [studies]
United States   [map]   35,305   [studies]
North Asia   [map]   1,925  
Pacifica   [map]   2,685  
South America   [map]   3,933  
South Asia   [map]   1,681  
Southeast Asia   [map]   2,235  

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