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   273,805  
Europe   77,408  
Albania   26  
Austria   4,455  
Belgium   8,057  
Bosnia and Herzegovina   169  
Bulgaria   1,664  
Croatia   883  
Czech Republic   2,063  
Denmark   6,747  
Estonia   819  
Finland   2,704  
France   19,643  
Germany   17,099  
Greece   2,398  
Hungary   3,427  
Iceland   131  
Ireland   1,419  
Italy   10,831  
Latvia   766  
Lithuania   824  
Luxembourg   112  
Macedonia, The Former Yugoslav Republic of   126  
Montenegro   18  
Netherlands   8,160  
Norway   3,358  
Poland   5,501  
Portugal   1,672  
Romania   2,198  
Serbia   956  
Slovakia   1,518  
Slovenia   567  
Spain   10,562  
Sweden   5,269  
Switzerland   5,561  
United Kingdom   14,985  

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