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   280,923  
Europe   79,434  
Albania   26  
Austria   4,516  
Belgium   8,225  
Bosnia and Herzegovina   173  
Bulgaria   1,703  
Croatia   904  
Czech Republic   1,997  
Denmark   6,901  
Estonia   827  
Finland   2,758  
France   20,249  
Germany   17,358  
Greece   2,456  
Hungary   3,493  
Iceland   133  
Ireland   1,440  
Italy   11,113  
Latvia   772  
Lithuania   847  
Luxembourg   113  
Macedonia, The Former Yugoslav Republic of   131  
Montenegro   18  
Netherlands   8,322  
Norway   3,423  
Poland   5,625  
Portugal   1,714  
Romania   2,227  
Serbia   978  
Slovakia   1,528  
Slovenia   576  
Spain   10,855  
Sweden   5,361  
Switzerland   5,696  
United Kingdom   15,345  

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