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63168 Studies found for: Recruiting Studies
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Map Legend
Region Name Number of Studies
World 63,168
Africa [map] 2,318
Central America [map] 490
East Asia [map] 11,362
Japan 1,013 [studies]
Europe [map] 20,971
Middle East [map] 2,853
North America 27,176
Canada [map] 3,859 [studies]
Greenland 1 [studies]
Mexico 550 [studies]
United States [map] 24,531 [studies]
North Asia [map] 1,174
Pacifica [map] 1,686
South America [map] 1,481
South Asia [map] 984
Southeast Asia [map] 1,326

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Studies with no locations are not included in the counts or on the map.

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