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22229 Studies found for: reaction

A similar map is available for all studies in ClinicalTrials.gov

Click on the map below to show a more detailed map (when available) or search for studies (when map not available).

Map Legend
Region Name Number of Studies
World 22,229
Africa [map] 857
Central America [map] 246
East Asia [map] 3,464
Japan 652 [studies]
Europe [map] 6,653
Middle East [map] 1,088
North America 8,168
Canada [map] 1,252 [studies]
Greenland 1 [studies]
Mexico 318 [studies]
United States [map] 7,328 [studies]
North Asia [map] 527
Pacifica [map] 553
South America [map] 865
South Asia [map] 389
Southeast Asia [map] 602

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

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.