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4813 studies found for:    "Lung Diseases, Obstructive"
4813 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
Source:https://ClinicalTrials.gov
Region Name   Number of Studies
World 4813  
Africa   [map]   167  
Central America   [map]   70  
East Asia   [map]   440  
Japan 133   [studies]
Europe   [map]   1975  
Middle East   [map]   199  
North America 1907  
Canada   [map]   467   [studies]
Mexico 116   [studies]
United States   [map]   1614   [studies]
North Asia   [map]   255  
Pacifica   [map]   173  
South America   [map]   307  
South Asia   [map]   77  
Southeast Asia   [map]   134  
Hints:

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.