3787 studies found for:    "Lung Diseases, Obstructive"
3787 studies found, shown on map.
A similar map is available for all studies in ClinicalTrials.gov
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 3787  
Africa   [map]   139  
Central America   [map]   66  
East Asia   [map]   334  
Japan 105   [studies]
Europe   [map]   1558  
Middle East   [map]   165  
North America 1556  
Canada   [map]   369   [studies]
Mexico 89   [studies]
United States   [map]   1330   [studies]
North Asia   [map]   200  
Pacifica   [map]   140  
South America   [map]   235  
South Asia   [map]   65  
Southeast Asia   [map]   109  

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

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

Studies with multiple locations are included in each region containing locations.