all 223483 studies found for:    ALL
all 223483 studies found, shown on map.
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Source:https://ClinicalTrials.gov
Region Name   Number of Studies
World 223483  
Africa   [map]   5390  
Central America   [map]   2392  
East Asia   [map]   22298  
Japan 4207   [studies]
Europe   [map]   62992  
Middle East   [map]   9117  
North America 105339  
Canada   [map]   15712   [studies]
Greenland 1   [studies]
Mexico 2628   [studies]
United States   [map]   95226   [studies]
North Asia   [map]   3998  
Pacifica   [map]   5685  
South America   [map]   7424  
South Asia   [map]   3510  
Southeast Asia   [map]   4518  
Hints:

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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.