We updated the design of this site on December 18, 2017. Learn more.
ClinicalTrials.gov Menu
78884 Studies found for: (NOT NOTEXT) [CITATIONS]
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 78,884  
Africa   [map]   2,834  
Central America   [map]   1,134  
East Asia   [map]   7,399  
Japan 1,231   [studies]
Europe   [map]   23,867  
Middle East   [map]   3,277  
North America 36,238  
Canada   [map]   6,257   [studies]
Greenland 1   [studies]
Mexico 1,276   [studies]
United States   [map]   32,425   [studies]
North Asia   [map]   1,655  
Pacifica   [map]   2,381  
South America   [map]   3,540  
South Asia   [map]   1,517  
Southeast Asia   [map]   1,987  

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.