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31855 Studies found for: NIH
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Map Legend
Region Name Number of Studies
World 31,855
Africa [map] 731
Central America [map] 626
East Asia [map] 214
Japan 46 [studies]
Europe [map] 519
Middle East [map] 110
North America 28,129
Canada [map] 1,264 [studies]
Mexico 54 [studies]
United States [map] 27,980 [studies]
North Asia [map] 62
Pacifica [map] 359
South America [map] 256
South Asia [map] 150
Southeast Asia [map] 171

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