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18974 Studies found for: Pilot Study AND study

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Map Legend
Source:https://ClinicalTrials.gov
Region Name Number of Studies
World 18,974
Africa [map] 266
Central America [map] 53
East Asia [map] 896
Japan 34 [studies]
Europe [map] 4,421
Middle East [map] 313
North America 10,885
Canada [map] 1,431 [studies]
Mexico 42 [studies]
United States [map] 9,535 [studies]
North Asia [map] 59
Pacifica [map] 185
South America [map] 189
South Asia [map] 175
Southeast Asia [map] 213
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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.