See Studies on Map

Map of All Studies on

On the map below, click on a region to show a more detailed map (when available) or see a list of studies with locations in that region (when a detailed map is not available).
Map Legend

Region Name   Number of Studies
World   287,619  
South America   9,416  
Argentina   2,469  
Bolivia   50  
Brazil   6,619  
Chile   1,401  
Colombia   1,182  
Ecuador   120  
French Guiana   5  
Guyana   1  
Paraguay   33  
Peru   935  
Suriname   4  
Uruguay   62  
Venezuela   166  

Click on a region name link to show a map of that region

Click on a study count link to see a list of studies in that region. Use your browser's back button to return to this list and view studies in another region.

Studies with no locations are not included in the study counts or on the maps.

Studies with multiple locations are included in each region where the study has locations.

This page last reviewed in June 2017