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 493,630 Europe 141,056 Albania 55 Austria 6,854 Belgium 13,320 Bosnia and Herzegovina 272 Bulgaria 2,665 Croatia 1,436 Czech Republic 1,583 Denmark 11,216 Estonia 1,125 Finland 3,934 France 36,291 Germany 25,348 Greece 4,324 Hungary 5,195 Iceland 216 Ireland 2,307 Italy 20,784 Latvia 1,054 Lithuania 1,280 Luxembourg 159 Macedonia, The Former Yugoslav Republic of 86 Montenegro 26 Netherlands 13,195 Norway 5,119 Poland 9,593 Portugal 3,153 Romania 3,084 Serbia 1,543 Slovakia 2,122 Slovenia 1,028 Spain 20,781 Sweden 8,482 Switzerland 9,298 United Kingdom 25,128

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.