See Studies on Map

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).

Region Name Number of Studies World 495,219 Europe 141,515 Albania 55 Austria 6,867 Belgium 13,352 Bosnia and Herzegovina 273 Bulgaria 2,673 Croatia 1,438 Czech Republic 1,582 Denmark 11,244 Estonia 1,126 Finland 3,944 France 36,365 Germany 25,416 Greece 4,334 Hungary 5,207 Iceland 218 Ireland 2,320 Italy 20,869 Latvia 1,057 Lithuania 1,286 Luxembourg 159 Macedonia, The Former Yugoslav Republic of 86 Montenegro 26 Netherlands 13,240 Norway 5,130 Poland 9,624 Portugal 3,161 Romania 3,094 Serbia 1,547 Slovakia 2,132 Slovenia 1,030 Spain 20,853 Sweden 8,504 Switzerland 9,321 United Kingdom 25,230

Tips: 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.