42147 studies found for:    (NOT NOTEXT) [CITATIONS]
42147 studies found, shown on map.
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 42147  
Africa   [map]   1384  
Central America   [map]   685  
East Asia   [map]   3042  
Japan 528   [studies]
Europe   [map]   12020  
Middle East   [map]   1619  
North America 22332  
Canada   [map]   3444   [studies]
Mexico 660   [studies]
United States   [map]   20334   [studies]
North Asia   [map]   753  
Pacifica   [map]   1282  
South America   [map]   1726  
South Asia   [map]   810  
Southeast Asia   [map]   955  

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.